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-rw-r--r--net/9p/trans_virtio.c3
-rw-r--r--net/Kconfig8
-rw-r--r--net/Makefile1
-rw-r--r--net/atm/lec.h4
-rw-r--r--net/bluetooth/hidp/core.c27
-rw-r--r--net/bluetooth/rfcomm/tty.c137
-rw-r--r--net/caif/Kconfig2
-rw-r--r--net/compat.c8
-rw-r--r--net/core/dev.c3
-rw-r--r--net/core/filter.c6
-rw-r--r--net/core/netprio_cgroup.c30
-rw-r--r--net/core/pktgen.c4
-rw-r--r--net/core/skbuff.c168
-rw-r--r--net/core/sock.c10
-rw-r--r--net/dns_resolver/dns_key.c5
-rw-r--r--net/econet/Kconfig36
-rw-r--r--net/econet/Makefile7
-rw-r--r--net/econet/af_econet.c1172
-rw-r--r--net/ipv4/ip_fragment.c36
-rw-r--r--net/ipv4/ipconfig.c5
-rw-r--r--net/ipv4/route.c8
-rw-r--r--net/ipv4/tcp.c11
-rw-r--r--net/ipv4/tcp_input.c67
-rw-r--r--net/ipv4/tcp_memcontrol.c77
-rw-r--r--net/ipv4/udp.c8
-rw-r--r--net/ipv6/addrlabel.c24
-rw-r--r--net/ipv6/af_inet6.c10
-rw-r--r--net/ipv6/ah6.c6
-rw-r--r--net/ipv6/anycast.c12
-rw-r--r--net/ipv6/datagram.c4
-rw-r--r--net/ipv6/exthdrs.c69
-rw-r--r--net/ipv6/exthdrs_core.c2
-rw-r--r--net/ipv6/icmp.c14
-rw-r--r--net/ipv6/ip6_flowlabel.c24
-rw-r--r--net/ipv6/ip6_input.c9
-rw-r--r--net/ipv6/ip6_output.c13
-rw-r--r--net/ipv6/ip6_tunnel.c2
-rw-r--r--net/ipv6/mcast.c66
-rw-r--r--net/ipv6/ndisc.c4
-rw-r--r--net/ipv6/raw.c10
-rw-r--r--net/ipv6/reassembly.c35
-rw-r--r--net/ipv6/route.c8
-rw-r--r--net/ipv6/udp.c6
-rw-r--r--net/ipx/af_ipx.c4
-rw-r--r--net/lapb/lapb_iface.c22
-rw-r--r--net/lapb/lapb_in.c320
-rw-r--r--net/lapb/lapb_out.c38
-rw-r--r--net/lapb/lapb_subr.c28
-rw-r--r--net/lapb/lapb_timer.c32
-rw-r--r--net/netfilter/xt_TEE.c12
-rw-r--r--net/sched/cls_cgroup.c31
-rw-r--r--net/socket.c4
-rw-r--r--net/sunrpc/clnt.c4
-rw-r--r--net/sunrpc/rpc_pipe.c7
-rw-r--r--net/xfrm/xfrm_policy.c1
55 files changed, 650 insertions, 2014 deletions
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 3d432068f62..5af18d11b51 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -615,7 +615,8 @@ static void p9_virtio_remove(struct virtio_device *vdev)
{
struct virtio_chan *chan = vdev->priv;
- BUG_ON(chan->inuse);
+ if (chan->inuse)
+ p9_virtio_close(chan->client);
vdev->config->del_vqs(vdev);
mutex_lock(&virtio_9p_lock);
diff --git a/net/Kconfig b/net/Kconfig
index da128235930..245831bec09 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -207,7 +207,6 @@ source "net/ipx/Kconfig"
source "drivers/net/appletalk/Kconfig"
source "net/x25/Kconfig"
source "net/lapb/Kconfig"
-source "net/econet/Kconfig"
source "net/wanrouter/Kconfig"
source "net/phonet/Kconfig"
source "net/ieee802154/Kconfig"
@@ -247,9 +246,6 @@ config BQL
select DQL
default y
-config HAVE_BPF_JIT
- bool
-
config BPF_JIT
bool "enable BPF Just In Time compiler"
depends on HAVE_BPF_JIT
@@ -341,3 +337,7 @@ source "net/nfc/Kconfig"
endif # if NET
+
+# Used by archs to tell that they support BPF_JIT
+config HAVE_BPF_JIT
+ bool
diff --git a/net/Makefile b/net/Makefile
index 2a97cded860..4f4ee083064 100644
--- a/net/Makefile
+++ b/net/Makefile
@@ -40,7 +40,6 @@ obj-$(CONFIG_AF_RXRPC) += rxrpc/
obj-$(CONFIG_ATM) += atm/
obj-$(CONFIG_L2TP) += l2tp/
obj-$(CONFIG_DECNET) += decnet/
-obj-$(CONFIG_ECONET) += econet/
obj-$(CONFIG_PHONET) += phonet/
ifneq ($(CONFIG_VLAN_8021Q),)
obj-y += 8021q/
diff --git a/net/atm/lec.h b/net/atm/lec.h
index c730e57de19..a86aff9a3c0 100644
--- a/net/atm/lec.h
+++ b/net/atm/lec.h
@@ -55,11 +55,11 @@ struct lane2_ops {
* frames.
*
* 1. Dix Ethernet EtherType frames encoded by placing EtherType
- * field in h_type field. Data follows immediatelly after header.
+ * field in h_type field. Data follows immediately after header.
* 2. LLC Data frames whose total length, including LLC field and data,
* but not padding required to meet the minimum data frame length,
* is less than 1536(0x0600) MUST be encoded by placing that length
- * in the h_type field. The LLC field follows header immediatelly.
+ * in the h_type field. The LLC field follows header immediately.
* 3. LLC data frames longer than this maximum MUST be encoded by placing
* the value 0 in the h_type field.
*
diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c
index d478be11d56..2c20d765b39 100644
--- a/net/bluetooth/hidp/core.c
+++ b/net/bluetooth/hidp/core.c
@@ -1195,41 +1195,16 @@ int hidp_get_conninfo(struct hidp_conninfo *ci)
return err;
}
-static const struct hid_device_id hidp_table[] = {
- { HID_BLUETOOTH_DEVICE(HID_ANY_ID, HID_ANY_ID) },
- { }
-};
-
-static struct hid_driver hidp_driver = {
- .name = "generic-bluetooth",
- .id_table = hidp_table,
-};
-
static int __init hidp_init(void)
{
- int ret;
-
BT_INFO("HIDP (Human Interface Emulation) ver %s", VERSION);
- ret = hid_register_driver(&hidp_driver);
- if (ret)
- goto err;
-
- ret = hidp_init_sockets();
- if (ret)
- goto err_drv;
-
- return 0;
-err_drv:
- hid_unregister_driver(&hidp_driver);
-err:
- return ret;
+ return hidp_init_sockets();
}
static void __exit hidp_exit(void)
{
hidp_cleanup_sockets();
- hid_unregister_driver(&hidp_driver);
}
module_init(hidp_init);
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 4bf54b37725..aa5d73b786a 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -48,13 +48,12 @@
static struct tty_driver *rfcomm_tty_driver;
struct rfcomm_dev {
+ struct tty_port port;
struct list_head list;
- atomic_t refcnt;
char name[12];
int id;
unsigned long flags;
- atomic_t opened;
int err;
bdaddr_t src;
@@ -64,9 +63,7 @@ struct rfcomm_dev {
uint modem_status;
struct rfcomm_dlc *dlc;
- struct tty_struct *tty;
wait_queue_head_t wait;
- struct work_struct wakeup_task;
struct device *tty_dev;
@@ -82,11 +79,18 @@ static void rfcomm_dev_data_ready(struct rfcomm_dlc *dlc, struct sk_buff *skb);
static void rfcomm_dev_state_change(struct rfcomm_dlc *dlc, int err);
static void rfcomm_dev_modem_status(struct rfcomm_dlc *dlc, u8 v24_sig);
-static void rfcomm_tty_wakeup(struct work_struct *work);
-
/* ---- Device functions ---- */
-static void rfcomm_dev_destruct(struct rfcomm_dev *dev)
+
+/*
+ * The reason this isn't actually a race, as you no doubt have a little voice
+ * screaming at you in your head, is that the refcount should never actually
+ * reach zero unless the device has already been taken off the list, in
+ * rfcomm_dev_del(). And if that's not true, we'll hit the BUG() in
+ * rfcomm_dev_destruct() anyway.
+ */
+static void rfcomm_dev_destruct(struct tty_port *port)
{
+ struct rfcomm_dev *dev = container_of(port, struct rfcomm_dev, port);
struct rfcomm_dlc *dlc = dev->dlc;
BT_DBG("dev %p dlc %p", dev, dlc);
@@ -113,23 +117,9 @@ static void rfcomm_dev_destruct(struct rfcomm_dev *dev)
module_put(THIS_MODULE);
}
-static inline void rfcomm_dev_hold(struct rfcomm_dev *dev)
-{
- atomic_inc(&dev->refcnt);
-}
-
-static inline void rfcomm_dev_put(struct rfcomm_dev *dev)
-{
- /* The reason this isn't actually a race, as you no
- doubt have a little voice screaming at you in your
- head, is that the refcount should never actually
- reach zero unless the device has already been taken
- off the list, in rfcomm_dev_del(). And if that's not
- true, we'll hit the BUG() in rfcomm_dev_destruct()
- anyway. */
- if (atomic_dec_and_test(&dev->refcnt))
- rfcomm_dev_destruct(dev);
-}
+static const struct tty_port_operations rfcomm_port_ops = {
+ .destruct = rfcomm_dev_destruct,
+};
static struct rfcomm_dev *__rfcomm_dev_get(int id)
{
@@ -154,7 +144,7 @@ static inline struct rfcomm_dev *rfcomm_dev_get(int id)
if (test_bit(RFCOMM_TTY_RELEASED, &dev->flags))
dev = NULL;
else
- rfcomm_dev_hold(dev);
+ tty_port_get(&dev->port);
}
spin_unlock(&rfcomm_dev_lock);
@@ -241,7 +231,6 @@ static int rfcomm_dev_add(struct rfcomm_dev_req *req, struct rfcomm_dlc *dlc)
sprintf(dev->name, "rfcomm%d", dev->id);
list_add(&dev->list, head);
- atomic_set(&dev->refcnt, 1);
bacpy(&dev->src, &req->src);
bacpy(&dev->dst, &req->dst);
@@ -250,10 +239,9 @@ static int rfcomm_dev_add(struct rfcomm_dev_req *req, struct rfcomm_dlc *dlc)
dev->flags = req->flags &
((1 << RFCOMM_RELEASE_ONHUP) | (1 << RFCOMM_REUSE_DLC));
- atomic_set(&dev->opened, 0);
-
+ tty_port_init(&dev->port);
+ dev->port.ops = &rfcomm_port_ops;
init_waitqueue_head(&dev->wait);
- INIT_WORK(&dev->wakeup_task, rfcomm_tty_wakeup);
skb_queue_head_init(&dev->pending);
@@ -320,18 +308,23 @@ free:
static void rfcomm_dev_del(struct rfcomm_dev *dev)
{
+ unsigned long flags;
BT_DBG("dev %p", dev);
BUG_ON(test_and_set_bit(RFCOMM_TTY_RELEASED, &dev->flags));
- if (atomic_read(&dev->opened) > 0)
+ spin_lock_irqsave(&dev->port.lock, flags);
+ if (dev->port.count > 0) {
+ spin_unlock_irqrestore(&dev->port.lock, flags);
return;
+ }
+ spin_unlock_irqrestore(&dev->port.lock, flags);
spin_lock(&rfcomm_dev_lock);
list_del_init(&dev->list);
spin_unlock(&rfcomm_dev_lock);
- rfcomm_dev_put(dev);
+ tty_port_put(&dev->port);
}
/* ---- Send buffer ---- */
@@ -345,15 +338,16 @@ static inline unsigned int rfcomm_room(struct rfcomm_dlc *dlc)
static void rfcomm_wfree(struct sk_buff *skb)
{
struct rfcomm_dev *dev = (void *) skb->sk;
+ struct tty_struct *tty = dev->port.tty;
atomic_sub(skb->truesize, &dev->wmem_alloc);
- if (test_bit(RFCOMM_TTY_ATTACHED, &dev->flags))
- queue_work(system_nrt_wq, &dev->wakeup_task);
- rfcomm_dev_put(dev);
+ if (test_bit(RFCOMM_TTY_ATTACHED, &dev->flags) && tty)
+ tty_wakeup(tty);
+ tty_port_put(&dev->port);
}
static inline void rfcomm_set_owner_w(struct sk_buff *skb, struct rfcomm_dev *dev)
{
- rfcomm_dev_hold(dev);
+ tty_port_get(&dev->port);
atomic_add(skb->truesize, &dev->wmem_alloc);
skb->sk = (void *) dev;
skb->destructor = rfcomm_wfree;
@@ -432,7 +426,7 @@ static int rfcomm_release_dev(void __user *arg)
return -ENODEV;
if (dev->flags != NOCAP_FLAGS && !capable(CAP_NET_ADMIN)) {
- rfcomm_dev_put(dev);
+ tty_port_put(&dev->port);
return -EPERM;
}
@@ -440,12 +434,12 @@ static int rfcomm_release_dev(void __user *arg)
rfcomm_dlc_close(dev->dlc, 0);
/* Shut down TTY synchronously before freeing rfcomm_dev */
- if (dev->tty)
- tty_vhangup(dev->tty);
+ if (dev->port.tty)
+ tty_vhangup(dev->port.tty);
if (!test_bit(RFCOMM_RELEASE_ONHUP, &dev->flags))
rfcomm_dev_del(dev);
- rfcomm_dev_put(dev);
+ tty_port_put(&dev->port);
return 0;
}
@@ -523,7 +517,7 @@ static int rfcomm_get_dev_info(void __user *arg)
if (copy_to_user(arg, &di, sizeof(di)))
err = -EFAULT;
- rfcomm_dev_put(dev);
+ tty_port_put(&dev->port);
return err;
}
@@ -559,7 +553,7 @@ static void rfcomm_dev_data_ready(struct rfcomm_dlc *dlc, struct sk_buff *skb)
return;
}
- tty = dev->tty;
+ tty = dev->port.tty;
if (!tty || !skb_queue_empty(&dev->pending)) {
skb_queue_tail(&dev->pending, skb);
return;
@@ -585,13 +579,13 @@ static void rfcomm_dev_state_change(struct rfcomm_dlc *dlc, int err)
wake_up_interruptible(&dev->wait);
if (dlc->state == BT_CLOSED) {
- if (!dev->tty) {
+ if (!dev->port.tty) {
if (test_bit(RFCOMM_RELEASE_ONHUP, &dev->flags)) {
/* Drop DLC lock here to avoid deadlock
* 1. rfcomm_dev_get will take rfcomm_dev_lock
* but in rfcomm_dev_add there's lock order:
* rfcomm_dev_lock -> dlc lock
- * 2. rfcomm_dev_put will deadlock if it's
+ * 2. tty_port_put will deadlock if it's
* the last reference
*/
rfcomm_dlc_unlock(dlc);
@@ -601,11 +595,11 @@ static void rfcomm_dev_state_change(struct rfcomm_dlc *dlc, int err)
}
rfcomm_dev_del(dev);
- rfcomm_dev_put(dev);
+ tty_port_put(&dev->port);
rfcomm_dlc_lock(dlc);
}
} else
- tty_hangup(dev->tty);
+ tty_hangup(dev->port.tty);
}
}
@@ -618,8 +612,8 @@ static void rfcomm_dev_modem_status(struct rfcomm_dlc *dlc, u8 v24_sig)
BT_DBG("dlc %p dev %p v24_sig 0x%02x", dlc, dev, v24_sig);
if ((dev->modem_status & TIOCM_CD) && !(v24_sig & RFCOMM_V24_DV)) {
- if (dev->tty && !C_CLOCAL(dev->tty))
- tty_hangup(dev->tty);
+ if (dev->port.tty && !C_CLOCAL(dev->port.tty))
+ tty_hangup(dev->port.tty);
}
dev->modem_status =
@@ -630,21 +624,9 @@ static void rfcomm_dev_modem_status(struct rfcomm_dlc *dlc, u8 v24_sig)
}
/* ---- TTY functions ---- */
-static void rfcomm_tty_wakeup(struct work_struct *work)
-{
- struct rfcomm_dev *dev = container_of(work, struct rfcomm_dev,
- wakeup_task);
- struct tty_struct *tty = dev->tty;
- if (!tty)
- return;
-
- BT_DBG("dev %p tty %p", dev, tty);
- tty_wakeup(tty);
-}
-
static void rfcomm_tty_copy_pending(struct rfcomm_dev *dev)
{
- struct tty_struct *tty = dev->tty;
+ struct tty_struct *tty = dev->port.tty;
struct sk_buff *skb;
int inserted = 0;
@@ -671,6 +653,7 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp)
DECLARE_WAITQUEUE(wait, current);
struct rfcomm_dev *dev;
struct rfcomm_dlc *dlc;
+ unsigned long flags;
int err, id;
id = tty->index;
@@ -686,10 +669,14 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp)
return -ENODEV;
BT_DBG("dev %p dst %s channel %d opened %d", dev, batostr(&dev->dst),
- dev->channel, atomic_read(&dev->opened));
+ dev->channel, dev->port.count);
- if (atomic_inc_return(&dev->opened) > 1)
+ spin_lock_irqsave(&dev->port.lock, flags);
+ if (++dev->port.count > 1) {
+ spin_unlock_irqrestore(&dev->port.lock, flags);
return 0;
+ }
+ spin_unlock_irqrestore(&dev->port.lock, flags);
dlc = dev->dlc;
@@ -697,7 +684,7 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp)
rfcomm_dlc_lock(dlc);
tty->driver_data = dev;
- dev->tty = tty;
+ dev->port.tty = tty;
rfcomm_dlc_unlock(dlc);
set_bit(RFCOMM_TTY_ATTACHED, &dev->flags);
@@ -723,9 +710,9 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp)
break;
}
- tty_unlock();
+ tty_unlock(tty);
schedule();
- tty_lock();
+ tty_lock(tty);
}
set_current_state(TASK_RUNNING);
remove_wait_queue(&dev->wait, &wait);
@@ -744,13 +731,17 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp)
static void rfcomm_tty_close(struct tty_struct *tty, struct file *filp)
{
struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+ unsigned long flags;
+
if (!dev)
return;
BT_DBG("tty %p dev %p dlc %p opened %d", tty, dev, dev->dlc,
- atomic_read(&dev->opened));
+ dev->port.count);
- if (atomic_dec_and_test(&dev->opened)) {
+ spin_lock_irqsave(&dev->port.lock, flags);
+ if (!--dev->port.count) {
+ spin_unlock_irqrestore(&dev->port.lock, flags);
if (dev->tty_dev->parent)
device_move(dev->tty_dev, NULL, DPM_ORDER_DEV_LAST);
@@ -758,11 +749,10 @@ static void rfcomm_tty_close(struct tty_struct *tty, struct file *filp)
rfcomm_dlc_close(dev->dlc, 0);
clear_bit(RFCOMM_TTY_ATTACHED, &dev->flags);
- cancel_work_sync(&dev->wakeup_task);
rfcomm_dlc_lock(dev->dlc);
tty->driver_data = NULL;
- dev->tty = NULL;
+ dev->port.tty = NULL;
rfcomm_dlc_unlock(dev->dlc);
if (test_bit(RFCOMM_TTY_RELEASED, &dev->flags)) {
@@ -770,11 +760,12 @@ static void rfcomm_tty_close(struct tty_struct *tty, struct file *filp)
list_del_init(&dev->list);
spin_unlock(&rfcomm_dev_lock);
- rfcomm_dev_put(dev);
+ tty_port_put(&dev->port);
}
- }
+ } else
+ spin_unlock_irqrestore(&dev->port.lock, flags);
- rfcomm_dev_put(dev);
+ tty_port_put(&dev->port);
}
static int rfcomm_tty_write(struct tty_struct *tty, const unsigned char *buf, int count)
@@ -1083,7 +1074,7 @@ static void rfcomm_tty_hangup(struct tty_struct *tty)
if (rfcomm_dev_get(dev->id) == NULL)
return;
rfcomm_dev_del(dev);
- rfcomm_dev_put(dev);
+ tty_port_put(&dev->port);
}
}
diff --git a/net/caif/Kconfig b/net/caif/Kconfig
index 936361e5a2b..d3694953b1d 100644
--- a/net/caif/Kconfig
+++ b/net/caif/Kconfig
@@ -25,7 +25,7 @@ config CAIF_DEBUG
bool "Enable Debug"
depends on CAIF
default n
- --- help ---
+ ---help---
Enable the inclusion of debug code in the CAIF stack.
Be aware that doing this will impact performance.
If unsure say N.
diff --git a/net/compat.c b/net/compat.c
index e240441a231..1b96281892d 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -328,14 +328,6 @@ void scm_detach_fds_compat(struct msghdr *kmsg, struct scm_cookie *scm)
__scm_destroy(scm);
}
-/*
- * A struct sock_filter is architecture independent.
- */
-struct compat_sock_fprog {
- u16 len;
- compat_uptr_t filter; /* struct sock_filter * */
-};
-
static int do_set_attach_filter(struct socket *sock, int level, int optname,
char __user *optval, unsigned int optlen)
{
diff --git a/net/core/dev.c b/net/core/dev.c
index 33684b6e95e..cd0981977f5 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3602,7 +3602,7 @@ gro_result_t napi_frags_finish(struct napi_struct *napi, struct sk_buff *skb,
}
EXPORT_SYMBOL(napi_frags_finish);
-struct sk_buff *napi_frags_skb(struct napi_struct *napi)
+static struct sk_buff *napi_frags_skb(struct napi_struct *napi)
{
struct sk_buff *skb = napi->skb;
struct ethhdr *eth;
@@ -3637,7 +3637,6 @@ struct sk_buff *napi_frags_skb(struct napi_struct *napi)
out:
return skb;
}
-EXPORT_SYMBOL(napi_frags_skb);
gro_result_t napi_gro_frags(struct napi_struct *napi)
{
diff --git a/net/core/filter.c b/net/core/filter.c
index 47a5f055e7f..a3eddb515d1 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -38,6 +38,7 @@
#include <linux/filter.h>
#include <linux/reciprocal_div.h>
#include <linux/ratelimit.h>
+#include <linux/seccomp.h>
/* No hurry in this branch
*
@@ -355,6 +356,11 @@ load_b:
A = 0;
continue;
}
+#ifdef CONFIG_SECCOMP_FILTER
+ case BPF_S_ANC_SECCOMP_LD_W:
+ A = seccomp_bpf_load(fentry->k);
+ continue;
+#endif
default:
WARN_RATELIMIT(1, "Unknown code:%u jt:%u tf:%u k:%u\n",
fentry->code, fentry->jt,
diff --git a/net/core/netprio_cgroup.c b/net/core/netprio_cgroup.c
index 09eda68b676..5b8aa2fae48 100644
--- a/net/core/netprio_cgroup.c
+++ b/net/core/netprio_cgroup.c
@@ -25,21 +25,6 @@
#include <net/sock.h>
#include <net/netprio_cgroup.h>
-static struct cgroup_subsys_state *cgrp_create(struct cgroup *cgrp);
-static void cgrp_destroy(struct cgroup *cgrp);
-static int cgrp_populate(struct cgroup_subsys *ss, struct cgroup *cgrp);
-
-struct cgroup_subsys net_prio_subsys = {
- .name = "net_prio",
- .create = cgrp_create,
- .destroy = cgrp_destroy,
- .populate = cgrp_populate,
-#ifdef CONFIG_NETPRIO_CGROUP
- .subsys_id = net_prio_subsys_id,
-#endif
- .module = THIS_MODULE
-};
-
#define PRIOIDX_SZ 128
static unsigned long prioidx_map[PRIOIDX_SZ];
@@ -259,12 +244,19 @@ static struct cftype ss_files[] = {
.read_map = read_priomap,
.write_string = write_priomap,
},
+ { } /* terminate */
};
-static int cgrp_populate(struct cgroup_subsys *ss, struct cgroup *cgrp)
-{
- return cgroup_add_files(cgrp, ss, ss_files, ARRAY_SIZE(ss_files));
-}
+struct cgroup_subsys net_prio_subsys = {
+ .name = "net_prio",
+ .create = cgrp_create,
+ .destroy = cgrp_destroy,
+#ifdef CONFIG_NETPRIO_CGROUP
+ .subsys_id = net_prio_subsys_id,
+#endif
+ .base_cftypes = ss_files,
+ .module = THIS_MODULE
+};
static int netprio_device_event(struct notifier_block *unused,
unsigned long event, void *ptr)
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 30eb768cd67..cce9e53528b 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -3749,13 +3749,13 @@ static void __exit pg_cleanup(void)
{
struct pktgen_thread *t;
struct list_head *q, *n;
- struct list_head list;
+ LIST_HEAD(list);
/* Stop all interfaces & threads */
pktgen_exiting = true;
mutex_lock(&pktgen_thread_lock);
- list_splice(&list, &pktgen_threads);
+ list_splice_init(&pktgen_threads, &list);
mutex_unlock(&pktgen_thread_lock);
list_for_each_safe(q, n, &list) {
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 7645df1bada..016694d6248 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -300,6 +300,40 @@ struct netdev_alloc_cache {
static DEFINE_PER_CPU(struct netdev_alloc_cache, netdev_alloc_cache);
/**
+ * netdev_alloc_frag - allocate a page fragment
+ * @fragsz: fragment size
+ *
+ * Allocates a frag from a page for receive buffer.
+ * Uses GFP_ATOMIC allocations.
+ */
+void *netdev_alloc_frag(unsigned int fragsz)
+{
+ struct netdev_alloc_cache *nc;
+ void *data = NULL;
+ unsigned long flags;
+
+ local_irq_save(flags);
+ nc = &__get_cpu_var(netdev_alloc_cache);
+ if (unlikely(!nc->page)) {
+refill:
+ nc->page = alloc_page(GFP_ATOMIC | __GFP_COLD);
+ nc->offset = 0;
+ }
+ if (likely(nc->page)) {
+ if (nc->offset + fragsz > PAGE_SIZE) {
+ put_page(nc->page);
+ goto refill;
+ }
+ data = page_address(nc->page) + nc->offset;
+ nc->offset += fragsz;
+ get_page(nc->page);
+ }
+ local_irq_restore(flags);
+ return data;
+}
+EXPORT_SYMBOL(netdev_alloc_frag);
+
+/**
* __netdev_alloc_skb - allocate an skbuff for rx on a specific device
* @dev: network device to receive on
* @length: length to allocate
@@ -313,32 +347,20 @@ static DEFINE_PER_CPU(struct netdev_alloc_cache, netdev_alloc_cache);
* %NULL is returned if there is no free memory.
*/
struct sk_buff *__netdev_alloc_skb(struct net_device *dev,
- unsigned int length, gfp_t gfp_mask)
+ unsigned int length, gfp_t gfp_mask)
{
- struct sk_buff *skb;
+ struct sk_buff *skb = NULL;
unsigned int fragsz = SKB_DATA_ALIGN(length + NET_SKB_PAD) +
SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
if (fragsz <= PAGE_SIZE && !(gfp_mask & __GFP_WAIT)) {
- struct netdev_alloc_cache *nc;
- void *data = NULL;
+ void *data = netdev_alloc_frag(fragsz);
- nc = &get_cpu_var(netdev_alloc_cache);
- if (!nc->page) {
-refill: nc->page = alloc_page(gfp_mask);
- nc->offset = 0;
+ if (likely(data)) {
+ skb = build_skb(data, fragsz);
+ if (unlikely(!skb))
+ put_page(virt_to_head_page(data));
}
- if (likely(nc->page)) {
- if (nc->offset + fragsz > PAGE_SIZE) {
- put_page(nc->page);
- goto refill;
- }
- data = page_address(nc->page) + nc->offset;
- nc->offset += fragsz;
- get_page(nc->page);
- }
- put_cpu_var(netdev_alloc_cache);
- skb = data ? build_skb(data, fragsz) : NULL;
} else {
skb = __alloc_skb(length + NET_SKB_PAD, gfp_mask, 0, NUMA_NO_NODE);
}
@@ -360,28 +382,6 @@ void skb_add_rx_frag(struct sk_buff *skb, int i, struct page *page, int off,
}
EXPORT_SYMBOL(skb_add_rx_frag);
-/**
- * dev_alloc_skb - allocate an skbuff for receiving
- * @length: length to allocate
- *
- * Allocate a new &sk_buff and assign it a usage count of one. The
- * buffer has unspecified headroom built in. Users should allocate
- * the headroom they think they need without accounting for the
- * built in space. The built in space is used for optimisations.
- *
- * %NULL is returned if there is no free memory. Although this function
- * allocates memory it can be called from an interrupt.
- */
-struct sk_buff *dev_alloc_skb(unsigned int length)
-{
- /*
- * There is more code here than it seems:
- * __dev_alloc_skb is an inline
- */
- return __dev_alloc_skb(length, GFP_ATOMIC);
-}
-EXPORT_SYMBOL(dev_alloc_skb);
-
static void skb_drop_list(struct sk_buff **listp)
{
struct sk_buff *list = *listp;
@@ -3346,3 +3346,89 @@ void __skb_warn_lro_forwarding(const struct sk_buff *skb)
skb->dev->name);
}
EXPORT_SYMBOL(__skb_warn_lro_forwarding);
+
+void kfree_skb_partial(struct sk_buff *skb, bool head_stolen)
+{
+ if (head_stolen)
+ kmem_cache_free(skbuff_head_cache, skb);
+ else
+ __kfree_skb(skb);
+}
+EXPORT_SYMBOL(kfree_skb_partial);
+
+/**
+ * skb_try_coalesce - try to merge skb to prior one
+ * @to: prior buffer
+ * @from: buffer to add
+ * @fragstolen: pointer to boolean
+ *
+ */
+bool skb_try_coalesce(struct sk_buff *to, struct sk_buff *from,
+ bool *fragstolen, int *delta_truesize)
+{
+ int i, delta, len = from->len;
+
+ *fragstolen = false;
+
+ if (skb_cloned(to))
+ return false;
+
+ if (len <= skb_tailroom(to)) {
+ BUG_ON(skb_copy_bits(from, 0, skb_put(to, len), len));
+ *delta_truesize = 0;
+ return true;
+ }
+
+ if (skb_has_frag_list(to) || skb_has_frag_list(from))
+ return false;
+
+ if (skb_headlen(from) != 0) {
+ struct page *page;
+ unsigned int offset;
+
+ if (skb_shinfo(to)->nr_frags +
+ skb_shinfo(from)->nr_frags >= MAX_SKB_FRAGS)
+ return false;
+
+ if (skb_head_is_locked(from))
+ return false;
+
+ delta = from->truesize - SKB_DATA_ALIGN(sizeof(struct sk_buff));
+
+ page = virt_to_head_page(from->head);
+ offset = from->data - (unsigned char *)page_address(page);
+
+ skb_fill_page_desc(to, skb_shinfo(to)->nr_frags,
+ page, offset, skb_headlen(from));
+ *fragstolen = true;
+ } else {
+ if (skb_shinfo(to)->nr_frags +
+ skb_shinfo(from)->nr_frags > MAX_SKB_FRAGS)
+ return false;
+
+ delta = from->truesize -
+ SKB_TRUESIZE(skb_end_pointer(from) - from->head);
+ }
+
+ WARN_ON_ONCE(delta < len);
+
+ memcpy(skb_shinfo(to)->frags + skb_shinfo(to)->nr_frags,
+ skb_shinfo(from)->frags,
+ skb_shinfo(from)->nr_frags * sizeof(skb_frag_t));
+ skb_shinfo(to)->nr_frags += skb_shinfo(from)->nr_frags;
+
+ if (!skb_cloned(from))
+ skb_shinfo(from)->nr_frags = 0;
+
+ /* if the skb is cloned this does nothing since we set nr_frags to 0 */
+ for (i = 0; i < skb_shinfo(from)->nr_frags; i++)
+ skb_frag_ref(from, i);
+
+ to->truesize += delta;
+ to->len += len;
+ to->data_len += len;
+
+ *delta_truesize = delta;
+ return true;
+}
+EXPORT_SYMBOL(skb_try_coalesce);
diff --git a/net/core/sock.c b/net/core/sock.c
index 5efcd6307fa..f372d9bf497 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -143,7 +143,7 @@ static DEFINE_MUTEX(proto_list_mutex);
static LIST_HEAD(proto_list);
#ifdef CONFIG_CGROUP_MEM_RES_CTLR_KMEM
-int mem_cgroup_sockets_init(struct cgroup *cgrp, struct cgroup_subsys *ss)
+int mem_cgroup_sockets_init(struct mem_cgroup *memcg, struct cgroup_subsys *ss)
{
struct proto *proto;
int ret = 0;
@@ -151,7 +151,7 @@ int mem_cgroup_sockets_init(struct cgroup *cgrp, struct cgroup_subsys *ss)
mutex_lock(&proto_list_mutex);
list_for_each_entry(proto, &proto_list, node) {
if (proto->init_cgroup) {
- ret = proto->init_cgroup(cgrp, ss);
+ ret = proto->init_cgroup(memcg, ss);
if (ret)
goto out;
}
@@ -162,19 +162,19 @@ int mem_cgroup_sockets_init(struct cgroup *cgrp, struct cgroup_subsys *ss)
out:
list_for_each_entry_continue_reverse(proto, &proto_list, node)
if (proto->destroy_cgroup)
- proto->destroy_cgroup(cgrp);
+ proto->destroy_cgroup(memcg);
mutex_unlock(&proto_list_mutex);
return ret;
}
-void mem_cgroup_sockets_destroy(struct cgroup *cgrp)
+void mem_cgroup_sockets_destroy(struct mem_cgroup *memcg)
{
struct proto *proto;
mutex_lock(&proto_list_mutex);
list_for_each_entry_reverse(proto, &proto_list, node)
if (proto->destroy_cgroup)
- proto->destroy_cgroup(cgrp);
+ proto->destroy_cgroup(memcg);
mutex_unlock(&proto_list_mutex);
}
#endif
diff --git a/net/dns_resolver/dns_key.c b/net/dns_resolver/dns_key.c
index 6f70ea935b0..d9507dd0581 100644
--- a/net/dns_resolver/dns_key.c
+++ b/net/dns_resolver/dns_key.c
@@ -249,9 +249,6 @@ static int __init init_dns_resolver(void)
struct key *keyring;
int ret;
- printk(KERN_NOTICE "Registering the %s key type\n",
- key_type_dns_resolver.name);
-
/* create an override credential set with a special thread keyring in
* which DNS requests are cached
*
@@ -301,8 +298,6 @@ static void __exit exit_dns_resolver(void)
key_revoke(dns_resolver_cache->thread_keyring);
unregister_key_type(&key_type_dns_resolver);
put_cred(dns_resolver_cache);
- printk(KERN_NOTICE "Unregistered %s key type\n",
- key_type_dns_resolver.name);
}
module_init(init_dns_resolver)
diff --git a/net/econet/Kconfig b/net/econet/Kconfig
deleted file mode 100644
index 39a2d2975e0..00000000000
--- a/net/econet/Kconfig
+++ /dev/null
@@ -1,36 +0,0 @@
-#
-# Acorn Econet/AUN protocols
-#
-
-config ECONET
- tristate "Acorn Econet/AUN protocols (EXPERIMENTAL)"
- depends on EXPERIMENTAL && INET
- ---help---
- Econet is a fairly old and slow networking protocol mainly used by
- Acorn computers to access file and print servers. It uses native
- Econet network cards. AUN is an implementation of the higher level
- parts of Econet that runs over ordinary Ethernet connections, on
- top of the UDP packet protocol, which in turn runs on top of the
- Internet protocol IP.
-
- If you say Y here, you can choose with the next two options whether
- to send Econet/AUN traffic over a UDP Ethernet connection or over
- a native Econet network card.
-
- To compile this driver as a module, choose M here: the module
- will be called econet.
-
-config ECONET_AUNUDP
- bool "AUN over UDP"
- depends on ECONET
- help
- Say Y here if you want to send Econet/AUN traffic over a UDP
- connection (UDP is a packet based protocol that runs on top of the
- Internet protocol IP) using an ordinary Ethernet network card.
-
-config ECONET_NATIVE
- bool "Native Econet"
- depends on ECONET
- help
- Say Y here if you have a native Econet network card installed in
- your computer.
diff --git a/net/econet/Makefile b/net/econet/Makefile
deleted file mode 100644
index 05fae8be2fe..00000000000
--- a/net/econet/Makefile
+++ /dev/null
@@ -1,7 +0,0 @@
-#
-# Makefile for Econet support code.
-#
-
-obj-$(CONFIG_ECONET) += econet.o
-
-econet-y := af_econet.o
diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c
deleted file mode 100644
index fa14ca76b77..00000000000
--- a/net/econet/af_econet.c
+++ /dev/null
@@ -1,1172 +0,0 @@
-/*
- * An implementation of the Acorn Econet and AUN protocols.
- * Philip Blundell <philb@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
- */
-
-#define pr_fmt(fmt) fmt
-
-#include <linux/module.h>
-
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/socket.h>
-#include <linux/sockios.h>
-#include <linux/in.h>
-#include <linux/errno.h>
-#include <linux/interrupt.h>
-#include <linux/if_ether.h>
-#include <linux/netdevice.h>
-#include <linux/inetdevice.h>
-#include <linux/route.h>
-#include <linux/inet.h>
-#include <linux/etherdevice.h>
-#include <linux/if_arp.h>
-#include <linux/wireless.h>
-#include <linux/skbuff.h>
-#include <linux/udp.h>
-#include <linux/slab.h>
-#include <linux/vmalloc.h>
-#include <net/sock.h>
-#include <net/inet_common.h>
-#include <linux/stat.h>
-#include <linux/init.h>
-#include <linux/if_ec.h>
-#include <net/udp.h>
-#include <net/ip.h>
-#include <linux/spinlock.h>
-#include <linux/rcupdate.h>
-#include <linux/bitops.h>
-#include <linux/mutex.h>
-
-#include <linux/uaccess.h>
-
-static const struct proto_ops econet_ops;
-static struct hlist_head econet_sklist;
-static DEFINE_SPINLOCK(econet_lock);
-static DEFINE_MUTEX(econet_mutex);
-
-/* Since there are only 256 possible network numbers (or fewer, depends
- how you count) it makes sense to use a simple lookup table. */
-static struct net_device *net2dev_map[256];
-
-#define EC_PORT_IP 0xd2
-
-#ifdef CONFIG_ECONET_AUNUDP
-static DEFINE_SPINLOCK(aun_queue_lock);
-static struct socket *udpsock;
-#define AUN_PORT 0x8000
-
-struct aunhdr {
- unsigned char code; /* AUN magic protocol byte */
- unsigned char port;
- unsigned char cb;
- unsigned char pad;
- unsigned long handle;
-};
-
-static unsigned long aun_seq;
-
-/* Queue of packets waiting to be transmitted. */
-static struct sk_buff_head aun_queue;
-static struct timer_list ab_cleanup_timer;
-
-#endif /* CONFIG_ECONET_AUNUDP */
-
-/* Per-packet information */
-struct ec_cb {
- struct sockaddr_ec sec;
- unsigned long cookie; /* Supplied by user. */
-#ifdef CONFIG_ECONET_AUNUDP
- int done;
- unsigned long seq; /* Sequencing */
- unsigned long timeout; /* Timeout */
- unsigned long start; /* jiffies */
-#endif
-#ifdef CONFIG_ECONET_NATIVE
- void (*sent)(struct sk_buff *, int result);
-#endif
-};
-
-static void econet_remove_socket(struct hlist_head *list, struct sock *sk)
-{
- spin_lock_bh(&econet_lock);
- sk_del_node_init(sk);
- spin_unlock_bh(&econet_lock);
-}
-
-static void econet_insert_socket(struct hlist_head *list, struct sock *sk)
-{
- spin_lock_bh(&econet_lock);
- sk_add_node(sk, list);
- spin_unlock_bh(&econet_lock);
-}
-
-/*
- * Pull a packet from our receive queue and hand it to the user.
- * If necessary we block.
- */
-
-static int econet_recvmsg(struct kiocb *iocb, struct socket *sock,
- struct msghdr *msg, size_t len, int flags)
-{
- struct sock *sk = sock->sk;
- struct sk_buff *skb;
- size_t copied;
- int err;
-
- msg->msg_namelen = sizeof(struct sockaddr_ec);
-
- mutex_lock(&econet_mutex);
-
- /*
- * Call the generic datagram receiver. This handles all sorts
- * of horrible races and re-entrancy so we can forget about it
- * in the protocol layers.
- *
- * Now it will return ENETDOWN, if device have just gone down,
- * but then it will block.
- */
-
- skb = skb_recv_datagram(sk, flags, flags & MSG_DONTWAIT, &err);
-
- /*
- * An error occurred so return it. Because skb_recv_datagram()
- * handles the blocking we don't see and worry about blocking
- * retries.
- */
-
- if (skb == NULL)
- goto out;
-
- /*
- * You lose any data beyond the buffer you gave. If it worries a
- * user program they can ask the device for its MTU anyway.
- */
-
- copied = skb->len;
- if (copied > len) {
- copied = len;
- msg->msg_flags |= MSG_TRUNC;
- }
-
- /* We can't use skb_copy_datagram here */
- err = memcpy_toiovec(msg->msg_iov, skb->data, copied);
- if (err)
- goto out_free;
- sk->sk_stamp = skb->tstamp;
-
- if (msg->msg_name)
- memcpy(msg->msg_name, skb->cb, msg->msg_namelen);
-
- /*
- * Free or return the buffer as appropriate. Again this
- * hides all the races and re-entrancy issues from us.
- */
- err = copied;
-
-out_free:
- skb_free_datagram(sk, skb);
-out:
- mutex_unlock(&econet_mutex);
- return err;
-}
-
-/*
- * Bind an Econet socket.
- */
-
-static int econet_bind(struct socket *sock, struct sockaddr *uaddr,
- int addr_len)
-{
- struct sockaddr_ec *sec = (struct sockaddr_ec *)uaddr;
- struct sock *sk;
- struct econet_sock *eo;
-
- /*
- * Check legality
- */
-
- if (addr_len < sizeof(struct sockaddr_ec) ||
- sec->sec_family != AF_ECONET)
- return -EINVAL;
-
- mutex_lock(&econet_mutex);
-
- sk = sock->sk;
- eo = ec_sk(sk);
-
- eo->cb = sec->cb;
- eo->port = sec->port;
- eo->station = sec->addr.station;
- eo->net = sec->addr.net;
-
- mutex_unlock(&econet_mutex);
-
- return 0;
-}
-
-#if defined(CONFIG_ECONET_AUNUDP) || defined(CONFIG_ECONET_NATIVE)
-/*
- * Queue a transmit result for the user to be told about.
- */
-
-static void tx_result(struct sock *sk, unsigned long cookie, int result)
-{
- struct sk_buff *skb = alloc_skb(0, GFP_ATOMIC);
- struct ec_cb *eb;
- struct sockaddr_ec *sec;
-
- if (skb == NULL) {
- pr_debug("econet: memory squeeze, transmit result dropped\n");
- return;
- }
-
- eb = (struct ec_cb *)&skb->cb;
- sec = (struct sockaddr_ec *)&eb->sec;
- memset(sec, 0, sizeof(struct sockaddr_ec));
- sec->cookie = cookie;
- sec->type = ECTYPE_TRANSMIT_STATUS | result;
- sec->sec_family = AF_ECONET;
-
- if (sock_queue_rcv_skb(sk, skb) < 0)
- kfree_skb(skb);
-}
-#endif
-
-#ifdef CONFIG_ECONET_NATIVE
-/*
- * Called by the Econet hardware driver when a packet transmit
- * has completed. Tell the user.
- */
-
-static void ec_tx_done(struct sk_buff *skb, int result)
-{
- struct ec_cb *eb = (struct ec_cb *)&skb->cb;
- tx_result(skb->sk, eb->cookie, result);
-}
-#endif
-
-/*
- * Send a packet. We have to work out which device it's going out on
- * and hence whether to use real Econet or the UDP emulation.
- */
-
-static int econet_sendmsg(struct kiocb *iocb, struct socket *sock,
- struct msghdr *msg, size_t len)
-{
- struct sockaddr_ec *saddr = (struct sockaddr_ec *)msg->msg_name;
- struct net_device *dev;
- struct ec_addr addr;
- int err;
- unsigned char port, cb;
-#if defined(CONFIG_ECONET_AUNUDP) || defined(CONFIG_ECONET_NATIVE)
- struct sock *sk = sock->sk;
- struct sk_buff *skb;
- struct ec_cb *eb;
-#endif
-#ifdef CONFIG_ECONET_AUNUDP
- struct msghdr udpmsg;
- struct iovec iov[2];
- struct aunhdr ah;
- struct sockaddr_in udpdest;
- __kernel_size_t size;
- mm_segment_t oldfs;
- char *userbuf;
-#endif
-
- /*
- * Check the flags.
- */
-
- if (msg->msg_flags & ~(MSG_DONTWAIT|MSG_CMSG_COMPAT))
- return -EINVAL;
-
- /*
- * Get and verify the address.
- */
-
- mutex_lock(&econet_mutex);
-
- if (saddr == NULL || msg->msg_namelen < sizeof(struct sockaddr_ec)) {
- mutex_unlock(&econet_mutex);
- return -EINVAL;
- }
- addr.station = saddr->addr.station;
- addr.net = saddr->addr.net;
- port = saddr->port;
- cb = saddr->cb;
-
- /* Look for a device with the right network number. */
- dev = net2dev_map[addr.net];
-
- /* If not directly reachable, use some default */
- if (dev == NULL) {
- dev = net2dev_map[0];
- /* No interfaces at all? */
- if (dev == NULL) {
- mutex_unlock(&econet_mutex);
- return -ENETDOWN;
- }
- }
-
- if (dev->type == ARPHRD_ECONET) {
- /* Real hardware Econet. We're not worthy etc. */
-#ifdef CONFIG_ECONET_NATIVE
- unsigned short proto = 0;
- int hlen, tlen;
- int res;
-
- if (len + 15 > dev->mtu) {
- mutex_unlock(&econet_mutex);
- return -EMSGSIZE;
- }
-
- dev_hold(dev);
-
- hlen = LL_RESERVED_SPACE(dev);
- tlen = dev->needed_tailroom;
- skb = sock_alloc_send_skb(sk, len + hlen + tlen,
- msg->msg_flags & MSG_DONTWAIT, &err);
- if (skb == NULL)
- goto out_unlock;
-
- skb_reserve(skb, hlen);
- skb_reset_network_header(skb);
-
- eb = (struct ec_cb *)&skb->cb;
-
- eb->cookie = saddr->cookie;
- eb->sec = *saddr;
- eb->sent = ec_tx_done;
-
- err = -EINVAL;
- res = dev_hard_header(skb, dev, ntohs(proto), &addr, NULL, len);
- if (res < 0)
- goto out_free;
- if (res > 0) {
- struct ec_framehdr *fh;
- /* Poke in our control byte and
- port number. Hack, hack. */
- fh = (struct ec_framehdr *)skb->data;
- fh->cb = cb;
- fh->port = port;
- if (sock->type != SOCK_DGRAM) {
- skb_reset_tail_pointer(skb);
- skb->len = 0;
- }
- }
-
- /* Copy the data. Returns -EFAULT on error */
- err = memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len);
- skb->protocol = proto;
- skb->dev = dev;
- skb->priority = sk->sk_priority;
- if (err)
- goto out_free;
-
- err = -ENETDOWN;
- if (!(dev->flags & IFF_UP))
- goto out_free;
-
- /*
- * Now send it
- */
-
- dev_queue_xmit(skb);
- dev_put(dev);
- mutex_unlock(&econet_mutex);
- return len;
-
-out_free:
- kfree_skb(skb);
-out_unlock:
- if (dev)
- dev_put(dev);
-#else
- err = -EPROTOTYPE;
-#endif
- mutex_unlock(&econet_mutex);
-
- return err;
- }
-
-#ifdef CONFIG_ECONET_AUNUDP
- /* AUN virtual Econet. */
-
- if (udpsock == NULL) {
- mutex_unlock(&econet_mutex);
- return -ENETDOWN; /* No socket - can't send */
- }
-
- if (len > 32768) {
- err = -E2BIG;
- goto error;
- }
-
- /* Make up a UDP datagram and hand it off to some higher intellect. */
-
- memset(&udpdest, 0, sizeof(udpdest));
- udpdest.sin_family = AF_INET;
- udpdest.sin_port = htons(AUN_PORT);
-
- /* At the moment we use the stupid Acorn scheme of Econet address
- y.x maps to IP a.b.c.x. This should be replaced with something
- more flexible and more aware of subnet masks. */
- {
- struct in_device *idev;
- unsigned long network = 0;
-
- rcu_read_lock();
- idev = __in_dev_get_rcu(dev);
- if (idev) {
- if (idev->ifa_list)
- network = ntohl(idev->ifa_list->ifa_address) &
- 0xffffff00; /* !!! */
- }
- rcu_read_unlock();
- udpdest.sin_addr.s_addr = htonl(network | addr.station);
- }
-
- memset(&ah, 0, sizeof(ah));
- ah.port = port;
- ah.cb = cb & 0x7f;
- ah.code = 2; /* magic */
-
- /* tack our header on the front of the iovec */
- size = sizeof(struct aunhdr);
- iov[0].iov_base = (void *)&ah;
- iov[0].iov_len = size;
-
- userbuf = vmalloc(len);
- if (userbuf == NULL) {
- err = -ENOMEM;
- goto error;
- }
-
- iov[1].iov_base = userbuf;
- iov[1].iov_len = len;
- err = memcpy_fromiovec(userbuf, msg->msg_iov, len);
- if (err)
- goto error_free_buf;
-
- /* Get a skbuff (no data, just holds our cb information) */
- skb = sock_alloc_send_skb(sk, 0, msg->msg_flags & MSG_DONTWAIT, &err);
- if (skb == NULL)
- goto error_free_buf;
-
- eb = (struct ec_cb *)&skb->cb;
-
- eb->cookie = saddr->cookie;
- eb->timeout = 5 * HZ;
- eb->start = jiffies;
- ah.handle = aun_seq;
- eb->seq = (aun_seq++);
- eb->sec = *saddr;
-
- skb_queue_tail(&aun_queue, skb);
-
- udpmsg.msg_name = (void *)&udpdest;
- udpmsg.msg_namelen = sizeof(udpdest);
- udpmsg.msg_iov = &iov[0];
- udpmsg.msg_iovlen = 2;
- udpmsg.msg_control = NULL;
- udpmsg.msg_controllen = 0;
- udpmsg.msg_flags = 0;
-
- oldfs = get_fs();
- set_fs(KERNEL_DS); /* More privs :-) */
- err = sock_sendmsg(udpsock, &udpmsg, size);
- set_fs(oldfs);
-
-error_free_buf:
- vfree(userbuf);
-error:
-#else
- err = -EPROTOTYPE;
-#endif
- mutex_unlock(&econet_mutex);
-
- return err;
-}
-
-/*
- * Look up the address of a socket.
- */
-
-static int econet_getname(struct socket *sock, struct sockaddr *uaddr,
- int *uaddr_len, int peer)
-{
- struct sock *sk;
- struct econet_sock *eo;
- struct sockaddr_ec *sec = (struct sockaddr_ec *)uaddr;
-
- if (peer)
- return -EOPNOTSUPP;
-
- memset(sec, 0, sizeof(*sec));
- mutex_lock(&econet_mutex);
-
- sk = sock->sk;
- eo = ec_sk(sk);
-
- sec->sec_family = AF_ECONET;
- sec->port = eo->port;
- sec->addr.station = eo->station;
- sec->addr.net = eo->net;
-
- mutex_unlock(&econet_mutex);
-
- *uaddr_len = sizeof(*sec);
- return 0;
-}
-
-static void econet_destroy_timer(unsigned long data)
-{
- struct sock *sk = (struct sock *)data;
-
- if (!sk_has_allocations(sk)) {
- sk_free(sk);
- return;
- }
-
- sk->sk_timer.expires = jiffies + 10 * HZ;
- add_timer(&sk->sk_timer);
- pr_debug("econet: socket destroy delayed\n");
-}
-
-/*
- * Close an econet socket.
- */
-
-static int econet_release(struct socket *sock)
-{
- struct sock *sk;
-
- mutex_lock(&econet_mutex);
-
- sk = sock->sk;
- if (!sk)
- goto out_unlock;
-
- econet_remove_socket(&econet_sklist, sk);
-
- /*
- * Now the socket is dead. No more input will appear.
- */
-
- sk->sk_state_change(sk); /* It is useless. Just for sanity. */
-
- sock_orphan(sk);
-
- /* Purge queues */
-
- skb_queue_purge(&sk->sk_receive_queue);
-
- if (sk_has_allocations(sk)) {
- sk->sk_timer.data = (unsigned long)sk;
- sk->sk_timer.expires = jiffies + HZ;
- sk->sk_timer.function = econet_destroy_timer;
- add_timer(&sk->sk_timer);
-
- goto out_unlock;
- }
-
- sk_free(sk);
-
-out_unlock:
- mutex_unlock(&econet_mutex);
- return 0;
-}
-
-static struct proto econet_proto = {
- .name = "ECONET",
- .owner = THIS_MODULE,
- .obj_size = sizeof(struct econet_sock),
-};
-
-/*
- * Create an Econet socket
- */
-
-static int econet_create(struct net *net, struct socket *sock, int protocol,
- int kern)
-{
- struct sock *sk;
- struct econet_sock *eo;
- int err;
-
- if (!net_eq(net, &init_net))
- return -EAFNOSUPPORT;
-
- /* Econet only provides datagram services. */
- if (sock->type != SOCK_DGRAM)
- return -ESOCKTNOSUPPORT;
-
- sock->state = SS_UNCONNECTED;
-
- err = -ENOBUFS;
- sk = sk_alloc(net, PF_ECONET, GFP_KERNEL, &econet_proto);
- if (sk == NULL)
- goto out;
-
- sk->sk_reuse = SK_CAN_REUSE;
- sock->ops = &econet_ops;
- sock_init_data(sock, sk);
-
- eo = ec_sk(sk);
- sock_reset_flag(sk, SOCK_ZAPPED);
- sk->sk_family = PF_ECONET;
- eo->num = protocol;
-
- econet_insert_socket(&econet_sklist, sk);
- return 0;
-out:
- return err;
-}
-
-/*
- * Handle Econet specific ioctls
- */
-
-static int ec_dev_ioctl(struct socket *sock, unsigned int cmd, void __user *arg)
-{
- struct ifreq ifr;
- struct ec_device *edev;
- struct net_device *dev;
- struct sockaddr_ec *sec;
- int err;
-
- /*
- * Fetch the caller's info block into kernel space
- */
-
- if (copy_from_user(&ifr, arg, sizeof(struct ifreq)))
- return -EFAULT;
-
- dev = dev_get_by_name(&init_net, ifr.ifr_name);
- if (dev == NULL)
- return -ENODEV;
-
- sec = (struct sockaddr_ec *)&ifr.ifr_addr;
-
- mutex_lock(&econet_mutex);
-
- err = 0;
- switch (cmd) {
- case SIOCSIFADDR:
- if (!capable(CAP_NET_ADMIN)) {
- err = -EPERM;
- break;
- }
-
- edev = dev->ec_ptr;
- if (edev == NULL) {
- /* Magic up a new one. */
- edev = kzalloc(sizeof(struct ec_device), GFP_KERNEL);
- if (edev == NULL) {
- err = -ENOMEM;
- break;
- }
- dev->ec_ptr = edev;
- } else
- net2dev_map[edev->net] = NULL;
- edev->station = sec->addr.station;
- edev->net = sec->addr.net;
- net2dev_map[sec->addr.net] = dev;
- if (!net2dev_map[0])
- net2dev_map[0] = dev;
- break;
-
- case SIOCGIFADDR:
- edev = dev->ec_ptr;
- if (edev == NULL) {
- err = -ENODEV;
- break;
- }
- memset(sec, 0, sizeof(struct sockaddr_ec));
- sec->addr.station = edev->station;
- sec->addr.net = edev->net;
- sec->sec_family = AF_ECONET;
- dev_put(dev);
- if (copy_to_user(arg, &ifr, sizeof(struct ifreq)))
- err = -EFAULT;
- break;
-
- default:
- err = -EINVAL;
- break;
- }
-
- mutex_unlock(&econet_mutex);
-
- dev_put(dev);
-
- return err;
-}
-
-/*
- * Handle generic ioctls
- */
-
-static int econet_ioctl(struct socket *sock, unsigned int cmd,
- unsigned long arg)
-{
- struct sock *sk = sock->sk;
- void __user *argp = (void __user *)arg;
-
- switch (cmd) {
- case SIOCGSTAMP:
- return sock_get_timestamp(sk, argp);
-
- case SIOCGSTAMPNS:
- return sock_get_timestampns(sk, argp);
-
- case SIOCSIFADDR:
- case SIOCGIFADDR:
- return ec_dev_ioctl(sock, cmd, argp);
-
- }
-
- return -ENOIOCTLCMD;
-}
-
-static const struct net_proto_family econet_family_ops = {
- .family = PF_ECONET,
- .create = econet_create,
- .owner = THIS_MODULE,
-};
-
-static const struct proto_ops econet_ops = {
- .family = PF_ECONET,
- .owner = THIS_MODULE,
- .release = econet_release,
- .bind = econet_bind,
- .connect = sock_no_connect,
- .socketpair = sock_no_socketpair,
- .accept = sock_no_accept,
- .getname = econet_getname,
- .poll = datagram_poll,
- .ioctl = econet_ioctl,
- .listen = sock_no_listen,
- .shutdown = sock_no_shutdown,
- .setsockopt = sock_no_setsockopt,
- .getsockopt = sock_no_getsockopt,
- .sendmsg = econet_sendmsg,
- .recvmsg = econet_recvmsg,
- .mmap = sock_no_mmap,
- .sendpage = sock_no_sendpage,
-};
-
-#if defined(CONFIG_ECONET_AUNUDP) || defined(CONFIG_ECONET_NATIVE)
-/*
- * Find the listening socket, if any, for the given data.
- */
-
-static struct sock *ec_listening_socket(unsigned char port, unsigned char
- station, unsigned char net)
-{
- struct sock *sk;
- struct hlist_node *node;
-
- spin_lock(&econet_lock);
- sk_for_each(sk, node, &econet_sklist) {
- struct econet_sock *opt = ec_sk(sk);
- if ((opt->port == port || opt->port == 0) &&
- (opt->station == station || opt->station == 0) &&
- (opt->net == net || opt->net == 0)) {
- sock_hold(sk);
- goto found;
- }
- }
- sk = NULL;
-found:
- spin_unlock(&econet_lock);
- return sk;
-}
-
-/*
- * Queue a received packet for a socket.
- */
-
-static int ec_queue_packet(struct sock *sk, struct sk_buff *skb,
- unsigned char stn, unsigned char net,
- unsigned char cb, unsigned char port)
-{
- struct ec_cb *eb = (struct ec_cb *)&skb->cb;
- struct sockaddr_ec *sec = (struct sockaddr_ec *)&eb->sec;
-
- memset(sec, 0, sizeof(struct sockaddr_ec));
- sec->sec_family = AF_ECONET;
- sec->type = ECTYPE_PACKET_RECEIVED;
- sec->port = port;
- sec->cb = cb;
- sec->addr.net = net;
- sec->addr.station = stn;
-
- return sock_queue_rcv_skb(sk, skb);
-}
-#endif
-
-#ifdef CONFIG_ECONET_AUNUDP
-/*
- * Send an AUN protocol response.
- */
-
-static void aun_send_response(__u32 addr, unsigned long seq, int code, int cb)
-{
- struct sockaddr_in sin = {
- .sin_family = AF_INET,
- .sin_port = htons(AUN_PORT),
- .sin_addr = {.s_addr = addr}
- };
- struct aunhdr ah = {.code = code, .cb = cb, .handle = seq};
- struct kvec iov = {.iov_base = (void *)&ah, .iov_len = sizeof(ah)};
- struct msghdr udpmsg;
-
- udpmsg.msg_name = (void *)&sin;
- udpmsg.msg_namelen = sizeof(sin);
- udpmsg.msg_control = NULL;
- udpmsg.msg_controllen = 0;
- udpmsg.msg_flags = 0;
-
- kernel_sendmsg(udpsock, &udpmsg, &iov, 1, sizeof(ah));
-}
-
-
-/*
- * Handle incoming AUN packets. Work out if anybody wants them,
- * and send positive or negative acknowledgements as appropriate.
- */
-
-static void aun_incoming(struct sk_buff *skb, struct aunhdr *ah, size_t len)
-{
- struct iphdr *ip = ip_hdr(skb);
- unsigned char stn = ntohl(ip->saddr) & 0xff;
- struct dst_entry *dst = skb_dst(skb);
- struct ec_device *edev = NULL;
- struct sock *sk = NULL;
- struct sk_buff *newskb;
-
- if (dst)
- edev = dst->dev->ec_ptr;
-
- if (!edev)
- goto bad;
-
- sk = ec_listening_socket(ah->port, stn, edev->net);
- if (sk == NULL)
- goto bad; /* Nobody wants it */
-
- newskb = alloc_skb((len - sizeof(struct aunhdr) + 15) & ~15,
- GFP_ATOMIC);
- if (newskb == NULL) {
- pr_debug("AUN: memory squeeze, dropping packet\n");
- /* Send nack and hope sender tries again */
- goto bad;
- }
-
- memcpy(skb_put(newskb, len - sizeof(struct aunhdr)), (void *)(ah + 1),
- len - sizeof(struct aunhdr));
-
- if (ec_queue_packet(sk, newskb, stn, edev->net, ah->cb, ah->port)) {
- /* Socket is bankrupt. */
- kfree_skb(newskb);
- goto bad;
- }
-
- aun_send_response(ip->saddr, ah->handle, 3, 0);
- sock_put(sk);
- return;
-
-bad:
- aun_send_response(ip->saddr, ah->handle, 4, 0);
- if (sk)
- sock_put(sk);
-}
-
-/*
- * Handle incoming AUN transmit acknowledgements. If the sequence
- * number matches something in our backlog then kill it and tell
- * the user. If the remote took too long to reply then we may have
- * dropped the packet already.
- */
-
-static void aun_tx_ack(unsigned long seq, int result)
-{
- struct sk_buff *skb;
- unsigned long flags;
- struct ec_cb *eb;
-
- spin_lock_irqsave(&aun_queue_lock, flags);
- skb_queue_walk(&aun_queue, skb) {
- eb = (struct ec_cb *)&skb->cb;
- if (eb->seq == seq)
- goto foundit;
- }
- spin_unlock_irqrestore(&aun_queue_lock, flags);
- pr_debug("AUN: unknown sequence %ld\n", seq);
- return;
-
-foundit:
- tx_result(skb->sk, eb->cookie, result);
- skb_unlink(skb, &aun_queue);
- spin_unlock_irqrestore(&aun_queue_lock, flags);
- kfree_skb(skb);
-}
-
-/*
- * Deal with received AUN frames - sort out what type of thing it is
- * and hand it to the right function.
- */
-
-static void aun_data_available(struct sock *sk, int slen)
-{
- int err;
- struct sk_buff *skb;
- unsigned char *data;
- struct aunhdr *ah;
- size_t len;
-
- while ((skb = skb_recv_datagram(sk, 0, 1, &err)) == NULL) {
- if (err == -EAGAIN) {
- pr_err("AUN: no data available?!\n");
- return;
- }
- pr_debug("AUN: recvfrom() error %d\n", -err);
- }
-
- data = skb_transport_header(skb) + sizeof(struct udphdr);
- ah = (struct aunhdr *)data;
- len = skb->len - sizeof(struct udphdr);
-
- switch (ah->code) {
- case 2:
- aun_incoming(skb, ah, len);
- break;
- case 3:
- aun_tx_ack(ah->handle, ECTYPE_TRANSMIT_OK);
- break;
- case 4:
- aun_tx_ack(ah->handle, ECTYPE_TRANSMIT_NOT_LISTENING);
- break;
- default:
- pr_debug("AUN: unknown packet type: %d\n", data[0]);
- }
-
- skb_free_datagram(sk, skb);
-}
-
-/*
- * Called by the timer to manage the AUN transmit queue. If a packet
- * was sent to a dead or nonexistent host then we will never get an
- * acknowledgement back. After a few seconds we need to spot this and
- * drop the packet.
- */
-
-static void ab_cleanup(unsigned long h)
-{
- struct sk_buff *skb, *n;
- unsigned long flags;
-
- spin_lock_irqsave(&aun_queue_lock, flags);
- skb_queue_walk_safe(&aun_queue, skb, n) {
- struct ec_cb *eb = (struct ec_cb *)&skb->cb;
- if ((jiffies - eb->start) > eb->timeout) {
- tx_result(skb->sk, eb->cookie,
- ECTYPE_TRANSMIT_NOT_PRESENT);
- skb_unlink(skb, &aun_queue);
- kfree_skb(skb);
- }
- }
- spin_unlock_irqrestore(&aun_queue_lock, flags);
-
- mod_timer(&ab_cleanup_timer, jiffies + (HZ * 2));
-}
-
-static int __init aun_udp_initialise(void)
-{
- int error;
- struct sockaddr_in sin;
-
- skb_queue_head_init(&aun_queue);
- setup_timer(&ab_cleanup_timer, ab_cleanup, 0);
- ab_cleanup_timer.expires = jiffies + (HZ * 2);
- add_timer(&ab_cleanup_timer);
-
- memset(&sin, 0, sizeof(sin));
- sin.sin_port = htons(AUN_PORT);
-
- /* We can count ourselves lucky Acorn machines are too dim to
- speak IPv6. :-) */
- error = sock_create_kern(PF_INET, SOCK_DGRAM, 0, &udpsock);
- if (error < 0) {
- pr_err("AUN: socket error %d\n", -error);
- return error;
- }
-
- udpsock->sk->sk_reuse = SK_CAN_REUSE;
- udpsock->sk->sk_allocation = GFP_ATOMIC; /* we're going to call it
- from interrupts */
-
- error = udpsock->ops->bind(udpsock, (struct sockaddr *)&sin,
- sizeof(sin));
- if (error < 0) {
- pr_err("AUN: bind error %d\n", -error);
- goto release;
- }
-
- udpsock->sk->sk_data_ready = aun_data_available;
-
- return 0;
-
-release:
- sock_release(udpsock);
- udpsock = NULL;
- return error;
-}
-#endif
-
-#ifdef CONFIG_ECONET_NATIVE
-
-/*
- * Receive an Econet frame from a device.
- */
-
-static int econet_rcv(struct sk_buff *skb, struct net_device *dev,
- struct packet_type *pt, struct net_device *orig_dev)
-{
- struct ec_framehdr *hdr;
- struct sock *sk = NULL;
- struct ec_device *edev = dev->ec_ptr;
-
- if (!net_eq(dev_net(dev), &init_net))
- goto drop;
-
- if (skb->pkt_type == PACKET_OTHERHOST)
- goto drop;
-
- if (!edev)
- goto drop;
-
- skb = skb_share_check(skb, GFP_ATOMIC);
- if (skb == NULL)
- return NET_RX_DROP;
-
- if (!pskb_may_pull(skb, sizeof(struct ec_framehdr)))
- goto drop;
-
- hdr = (struct ec_framehdr *)skb->data;
-
- /* First check for encapsulated IP */
- if (hdr->port == EC_PORT_IP) {
- skb->protocol = htons(ETH_P_IP);
- skb_pull(skb, sizeof(struct ec_framehdr));
- netif_rx(skb);
- return NET_RX_SUCCESS;
- }
-
- sk = ec_listening_socket(hdr->port, hdr->src_stn, hdr->src_net);
- if (!sk)
- goto drop;
-
- if (ec_queue_packet(sk, skb, edev->net, hdr->src_stn, hdr->cb,
- hdr->port))
- goto drop;
- sock_put(sk);
- return NET_RX_SUCCESS;
-
-drop:
- if (sk)
- sock_put(sk);
- kfree_skb(skb);
- return NET_RX_DROP;
-}
-
-static struct packet_type econet_packet_type __read_mostly = {
- .type = cpu_to_be16(ETH_P_ECONET),
- .func = econet_rcv,
-};
-
-static void econet_hw_initialise(void)
-{
- dev_add_pack(&econet_packet_type);
-}
-
-#endif
-
-static int econet_notifier(struct notifier_block *this, unsigned long msg,
- void *data)
-{
- struct net_device *dev = data;
- struct ec_device *edev;
-
- if (!net_eq(dev_net(dev), &init_net))
- return NOTIFY_DONE;
-
- switch (msg) {
- case NETDEV_UNREGISTER:
- /* A device has gone down - kill any data we hold for it. */
- edev = dev->ec_ptr;
- if (edev) {
- if (net2dev_map[0] == dev)
- net2dev_map[0] = NULL;
- net2dev_map[edev->net] = NULL;
- kfree(edev);
- dev->ec_ptr = NULL;
- }
- break;
- }
-
- return NOTIFY_DONE;
-}
-
-static struct notifier_block econet_netdev_notifier = {
- .notifier_call = econet_notifier,
-};
-
-static void __exit econet_proto_exit(void)
-{
-#ifdef CONFIG_ECONET_AUNUDP
- del_timer(&ab_cleanup_timer);
- if (udpsock)
- sock_release(udpsock);
-#endif
- unregister_netdevice_notifier(&econet_netdev_notifier);
-#ifdef CONFIG_ECONET_NATIVE
- dev_remove_pack(&econet_packet_type);
-#endif
- sock_unregister(econet_family_ops.family);
- proto_unregister(&econet_proto);
-}
-
-static int __init econet_proto_init(void)
-{
- int err = proto_register(&econet_proto, 0);
-
- if (err != 0)
- goto out;
- sock_register(&econet_family_ops);
-#ifdef CONFIG_ECONET_AUNUDP
- aun_udp_initialise();
-#endif
-#ifdef CONFIG_ECONET_NATIVE
- econet_hw_initialise();
-#endif
- register_netdevice_notifier(&econet_netdev_notifier);
-out:
- return err;
-}
-
-module_init(econet_proto_init);
-module_exit(econet_proto_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_ALIAS_NETPROTO(PF_ECONET);
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 9f9bd139335..9dbd3dd6022 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -148,17 +148,17 @@ static unsigned int ip4_hashfn(struct inet_frag_queue *q)
return ipqhashfn(ipq->id, ipq->saddr, ipq->daddr, ipq->protocol);
}
-static int ip4_frag_match(struct inet_frag_queue *q, void *a)
+static bool ip4_frag_match(struct inet_frag_queue *q, void *a)
{
struct ipq *qp;
struct ip4_create_arg *arg = a;
qp = container_of(q, struct ipq, q);
return qp->id == arg->iph->id &&
- qp->saddr == arg->iph->saddr &&
- qp->daddr == arg->iph->daddr &&
- qp->protocol == arg->iph->protocol &&
- qp->user == arg->user;
+ qp->saddr == arg->iph->saddr &&
+ qp->daddr == arg->iph->daddr &&
+ qp->protocol == arg->iph->protocol &&
+ qp->user == arg->user;
}
/* Memory Tracking Functions. */
@@ -545,6 +545,7 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev,
int len;
int ihlen;
int err;
+ int sum_truesize;
u8 ecn;
ipq_kill(qp);
@@ -611,19 +612,32 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev,
atomic_add(clone->truesize, &qp->q.net->mem);
}
- skb_shinfo(head)->frag_list = head->next;
skb_push(head, head->data - skb_network_header(head));
- for (fp=head->next; fp; fp = fp->next) {
- head->data_len += fp->len;
- head->len += fp->len;
+ sum_truesize = head->truesize;
+ for (fp = head->next; fp;) {
+ bool headstolen;
+ int delta;
+ struct sk_buff *next = fp->next;
+
+ sum_truesize += fp->truesize;
if (head->ip_summed != fp->ip_summed)
head->ip_summed = CHECKSUM_NONE;
else if (head->ip_summed == CHECKSUM_COMPLETE)
head->csum = csum_add(head->csum, fp->csum);
- head->truesize += fp->truesize;
+
+ if (skb_try_coalesce(head, fp, &headstolen, &delta)) {
+ kfree_skb_partial(fp, headstolen);
+ } else {
+ if (!skb_shinfo(head)->frag_list)
+ skb_shinfo(head)->frag_list = fp;
+ head->data_len += fp->len;
+ head->len += fp->len;
+ head->truesize += fp->truesize;
+ }
+ fp = next;
}
- atomic_sub(head->truesize, &qp->q.net->mem);
+ atomic_sub(sum_truesize, &qp->q.net->mem);
head->next = NULL;
head->dev = dev;
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index 430015010e5..67e8a6b086e 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -1621,11 +1621,13 @@ static int __init ip_auto_config_setup(char *addrs)
return 1;
}
+__setup("ip=", ip_auto_config_setup);
static int __init nfsaddrs_config_setup(char *addrs)
{
return ip_auto_config_setup(addrs);
}
+__setup("nfsaddrs=", nfsaddrs_config_setup);
static int __init vendor_class_identifier_setup(char *addrs)
{
@@ -1636,7 +1638,4 @@ static int __init vendor_class_identifier_setup(char *addrs)
vendor_class_identifier);
return 1;
}
-
-__setup("ip=", ip_auto_config_setup);
-__setup("nfsaddrs=", nfsaddrs_config_setup);
__setup("dhcpclass=", vendor_class_identifier_setup);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 76e5880cdb0..ffcb3b01684 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -3408,9 +3408,15 @@ struct ip_rt_acct __percpu *ip_rt_acct __read_mostly;
static __initdata unsigned long rhash_entries;
static int __init set_rhash_entries(char *str)
{
+ ssize_t ret;
+
if (!str)
return 0;
- rhash_entries = simple_strtoul(str, &str, 0);
+
+ ret = kstrtoul(str, 0, &rhash_entries);
+ if (ret)
+ return 0;
+
return 1;
}
__setup("rhash_entries=", set_rhash_entries);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 63ddaee7209..bb485fcb077 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -917,8 +917,7 @@ new_segment:
wait_for_sndbuf:
set_bit(SOCK_NOSPACE, &sk->sk_socket->flags);
wait_for_memory:
- if (copied)
- tcp_push(sk, flags & ~MSG_MORE, mss_now, TCP_NAGLE_PUSH);
+ tcp_push(sk, flags & ~MSG_MORE, mss_now, TCP_NAGLE_PUSH);
if ((err = sk_stream_wait_memory(sk, &timeo)) != 0)
goto do_error;
@@ -3462,9 +3461,15 @@ extern struct tcp_congestion_ops tcp_reno;
static __initdata unsigned long thash_entries;
static int __init set_thash_entries(char *str)
{
+ ssize_t ret;
+
if (!str)
return 0;
- thash_entries = simple_strtoul(str, &str, 0);
+
+ ret = kstrtoul(str, 0, &thash_entries);
+ if (ret)
+ return 0;
+
return 1;
}
__setup("thash_entries=", set_thash_entries);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index b961ef54b17..cfa2aa12834 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4549,84 +4549,23 @@ static bool tcp_try_coalesce(struct sock *sk,
struct sk_buff *from,
bool *fragstolen)
{
- int i, delta, len = from->len;
+ int delta;
*fragstolen = false;
- if (tcp_hdr(from)->fin || skb_cloned(to))
+ if (tcp_hdr(from)->fin)
return false;
-
- if (len <= skb_tailroom(to)) {
- BUG_ON(skb_copy_bits(from, 0, skb_put(to, len), len));
- goto merge;
- }
-
- if (skb_has_frag_list(to) || skb_has_frag_list(from))
+ if (!skb_try_coalesce(to, from, fragstolen, &delta))
return false;
- if (skb_headlen(from) != 0) {
- struct page *page;
- unsigned int offset;
-
- if (skb_shinfo(to)->nr_frags +
- skb_shinfo(from)->nr_frags >= MAX_SKB_FRAGS)
- return false;
-
- if (skb_head_is_locked(from))
- return false;
-
- delta = from->truesize - SKB_DATA_ALIGN(sizeof(struct sk_buff));
-
- page = virt_to_head_page(from->head);
- offset = from->data - (unsigned char *)page_address(page);
-
- skb_fill_page_desc(to, skb_shinfo(to)->nr_frags,
- page, offset, skb_headlen(from));
- *fragstolen = true;
- } else {
- if (skb_shinfo(to)->nr_frags +
- skb_shinfo(from)->nr_frags > MAX_SKB_FRAGS)
- return false;
-
- delta = from->truesize -
- SKB_TRUESIZE(skb_end_pointer(from) - from->head);
- }
-
- WARN_ON_ONCE(delta < len);
-
- memcpy(skb_shinfo(to)->frags + skb_shinfo(to)->nr_frags,
- skb_shinfo(from)->frags,
- skb_shinfo(from)->nr_frags * sizeof(skb_frag_t));
- skb_shinfo(to)->nr_frags += skb_shinfo(from)->nr_frags;
-
- if (!skb_cloned(from))
- skb_shinfo(from)->nr_frags = 0;
-
- /* if the skb is cloned this does nothing since we set nr_frags to 0 */
- for (i = 0; i < skb_shinfo(from)->nr_frags; i++)
- skb_frag_ref(from, i);
-
- to->truesize += delta;
atomic_add(delta, &sk->sk_rmem_alloc);
sk_mem_charge(sk, delta);
- to->len += len;
- to->data_len += len;
-
-merge:
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPRCVCOALESCE);
TCP_SKB_CB(to)->end_seq = TCP_SKB_CB(from)->end_seq;
TCP_SKB_CB(to)->ack_seq = TCP_SKB_CB(from)->ack_seq;
return true;
}
-static void kfree_skb_partial(struct sk_buff *skb, bool head_stolen)
-{
- if (head_stolen)
- kmem_cache_free(skbuff_head_cache, skb);
- else
- __kfree_skb(skb);
-}
-
static void tcp_data_queue_ofo(struct sock *sk, struct sk_buff *skb)
{
struct tcp_sock *tp = tcp_sk(sk);
diff --git a/net/ipv4/tcp_memcontrol.c b/net/ipv4/tcp_memcontrol.c
index e795272fbe9..151703791bb 100644
--- a/net/ipv4/tcp_memcontrol.c
+++ b/net/ipv4/tcp_memcontrol.c
@@ -6,37 +6,6 @@
#include <linux/memcontrol.h>
#include <linux/module.h>
-static u64 tcp_cgroup_read(struct cgroup *cont, struct cftype *cft);
-static int tcp_cgroup_write(struct cgroup *cont, struct cftype *cft,
- const char *buffer);
-static int tcp_cgroup_reset(struct cgroup *cont, unsigned int event);
-
-static struct cftype tcp_files[] = {
- {
- .name = "kmem.tcp.limit_in_bytes",
- .write_string = tcp_cgroup_write,
- .read_u64 = tcp_cgroup_read,
- .private = RES_LIMIT,
- },
- {
- .name = "kmem.tcp.usage_in_bytes",
- .read_u64 = tcp_cgroup_read,
- .private = RES_USAGE,
- },
- {
- .name = "kmem.tcp.failcnt",
- .private = RES_FAILCNT,
- .trigger = tcp_cgroup_reset,
- .read_u64 = tcp_cgroup_read,
- },
- {
- .name = "kmem.tcp.max_usage_in_bytes",
- .private = RES_MAX_USAGE,
- .trigger = tcp_cgroup_reset,
- .read_u64 = tcp_cgroup_read,
- },
-};
-
static inline struct tcp_memcontrol *tcp_from_cgproto(struct cg_proto *cg_proto)
{
return container_of(cg_proto, struct tcp_memcontrol, cg_proto);
@@ -49,7 +18,7 @@ static void memcg_tcp_enter_memory_pressure(struct sock *sk)
}
EXPORT_SYMBOL(memcg_tcp_enter_memory_pressure);
-int tcp_init_cgroup(struct cgroup *cgrp, struct cgroup_subsys *ss)
+int tcp_init_cgroup(struct mem_cgroup *memcg, struct cgroup_subsys *ss)
{
/*
* The root cgroup does not use res_counters, but rather,
@@ -59,13 +28,12 @@ int tcp_init_cgroup(struct cgroup *cgrp, struct cgroup_subsys *ss)
struct res_counter *res_parent = NULL;
struct cg_proto *cg_proto, *parent_cg;
struct tcp_memcontrol *tcp;
- struct mem_cgroup *memcg = mem_cgroup_from_cont(cgrp);
struct mem_cgroup *parent = parent_mem_cgroup(memcg);
struct net *net = current->nsproxy->net_ns;
cg_proto = tcp_prot.proto_cgroup(memcg);
if (!cg_proto)
- goto create_files;
+ return 0;
tcp = tcp_from_cgproto(cg_proto);
@@ -88,15 +56,12 @@ int tcp_init_cgroup(struct cgroup *cgrp, struct cgroup_subsys *ss)
cg_proto->sockets_allocated = &tcp->tcp_sockets_allocated;
cg_proto->memcg = memcg;
-create_files:
- return cgroup_add_files(cgrp, ss, tcp_files,
- ARRAY_SIZE(tcp_files));
+ return 0;
}
EXPORT_SYMBOL(tcp_init_cgroup);
-void tcp_destroy_cgroup(struct cgroup *cgrp)
+void tcp_destroy_cgroup(struct mem_cgroup *memcg)
{
- struct mem_cgroup *memcg = mem_cgroup_from_cont(cgrp);
struct cg_proto *cg_proto;
struct tcp_memcontrol *tcp;
u64 val;
@@ -270,3 +235,37 @@ void tcp_prot_mem(struct mem_cgroup *memcg, long val, int idx)
tcp->tcp_prot_mem[idx] = val;
}
+
+static struct cftype tcp_files[] = {
+ {
+ .name = "kmem.tcp.limit_in_bytes",
+ .write_string = tcp_cgroup_write,
+ .read_u64 = tcp_cgroup_read,
+ .private = RES_LIMIT,
+ },
+ {
+ .name = "kmem.tcp.usage_in_bytes",
+ .read_u64 = tcp_cgroup_read,
+ .private = RES_USAGE,
+ },
+ {
+ .name = "kmem.tcp.failcnt",
+ .private = RES_FAILCNT,
+ .trigger = tcp_cgroup_reset,
+ .read_u64 = tcp_cgroup_read,
+ },
+ {
+ .name = "kmem.tcp.max_usage_in_bytes",
+ .private = RES_MAX_USAGE,
+ .trigger = tcp_cgroup_reset,
+ .read_u64 = tcp_cgroup_read,
+ },
+ { } /* terminate */
+};
+
+static int __init tcp_memcontrol_init(void)
+{
+ WARN_ON(cgroup_add_cftypes(&mem_cgroup_subsys, tcp_files));
+ return 0;
+}
+__initcall(tcp_memcontrol_init);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 279fd084630..609397ee78f 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -2173,9 +2173,15 @@ void udp4_proc_exit(void)
static __initdata unsigned long uhash_entries;
static int __init set_uhash_entries(char *str)
{
+ ssize_t ret;
+
if (!str)
return 0;
- uhash_entries = simple_strtoul(str, &str, 0);
+
+ ret = kstrtoul(str, 0, &uhash_entries);
+ if (ret)
+ return 0;
+
if (uhash_entries && uhash_entries < UDP_HTABLE_SIZE_MIN)
uhash_entries = UDP_HTABLE_SIZE_MIN;
return 1;
diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index 95aea16b8b6..eb6a63632d3 100644
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -129,7 +129,7 @@ static void ip6addrlbl_free_rcu(struct rcu_head *h)
ip6addrlbl_free(container_of(h, struct ip6addrlbl_entry, rcu));
}
-static inline int ip6addrlbl_hold(struct ip6addrlbl_entry *p)
+static bool ip6addrlbl_hold(struct ip6addrlbl_entry *p)
{
return atomic_inc_not_zero(&p->refcnt);
}
@@ -141,20 +141,20 @@ static inline void ip6addrlbl_put(struct ip6addrlbl_entry *p)
}
/* Find label */
-static int __ip6addrlbl_match(struct net *net,
- struct ip6addrlbl_entry *p,
- const struct in6_addr *addr,
- int addrtype, int ifindex)
+static bool __ip6addrlbl_match(struct net *net,
+ const struct ip6addrlbl_entry *p,
+ const struct in6_addr *addr,
+ int addrtype, int ifindex)
{
if (!net_eq(ip6addrlbl_net(p), net))
- return 0;
+ return false;
if (p->ifindex && p->ifindex != ifindex)
- return 0;
+ return false;
if (p->addrtype && p->addrtype != addrtype)
- return 0;
+ return false;
if (!ipv6_prefix_equal(addr, &p->prefix, p->prefixlen))
- return 0;
- return 1;
+ return false;
+ return true;
}
static struct ip6addrlbl_entry *__ipv6_addr_label(struct net *net,
@@ -456,8 +456,8 @@ static int ip6addrlbl_newdel(struct sk_buff *skb, struct nlmsghdr *nlh,
return err;
}
-static inline void ip6addrlbl_putmsg(struct nlmsghdr *nlh,
- int prefixlen, int ifindex, u32 lseq)
+static void ip6addrlbl_putmsg(struct nlmsghdr *nlh,
+ int prefixlen, int ifindex, u32 lseq)
{
struct ifaddrlblmsg *ifal = nlmsg_data(nlh);
ifal->ifal_family = AF_INET6;
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 138d4986c32..e22e6d88bac 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -678,10 +678,10 @@ int inet6_sk_rebuild_header(struct sock *sk)
}
EXPORT_SYMBOL_GPL(inet6_sk_rebuild_header);
-int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb)
+bool ipv6_opt_accepted(const struct sock *sk, const struct sk_buff *skb)
{
- struct ipv6_pinfo *np = inet6_sk(sk);
- struct inet6_skb_parm *opt = IP6CB(skb);
+ const struct ipv6_pinfo *np = inet6_sk(sk);
+ const struct inet6_skb_parm *opt = IP6CB(skb);
if (np->rxopt.all) {
if ((opt->hop && (np->rxopt.bits.hopopts ||
@@ -693,9 +693,9 @@ int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb)
np->rxopt.bits.osrcrt)) ||
((opt->dst1 || opt->dst0) &&
(np->rxopt.bits.dstopts || np->rxopt.bits.odstopts)))
- return 1;
+ return true;
}
- return 0;
+ return false;
}
EXPORT_SYMBOL_GPL(ipv6_opt_accepted);
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index 5d32e7a93b2..f1a4a2c28ed 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -113,7 +113,7 @@ static inline struct scatterlist *ah_req_sg(struct crypto_ahash *ahash,
__alignof__(struct scatterlist));
}
-static int zero_out_mutable_opts(struct ipv6_opt_hdr *opthdr)
+static bool zero_out_mutable_opts(struct ipv6_opt_hdr *opthdr)
{
u8 *opt = (u8 *)opthdr;
int len = ipv6_optlen(opthdr);
@@ -145,10 +145,10 @@ static int zero_out_mutable_opts(struct ipv6_opt_hdr *opthdr)
len -= optlen;
}
if (len == 0)
- return 1;
+ return true;
bad:
- return 0;
+ return false;
}
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
index db00d27ffb1..cdf02be5f19 100644
--- a/net/ipv6/anycast.c
+++ b/net/ipv6/anycast.c
@@ -342,7 +342,7 @@ static int ipv6_dev_ac_dec(struct net_device *dev, const struct in6_addr *addr)
* check if the interface has this anycast address
* called with rcu_read_lock()
*/
-static int ipv6_chk_acast_dev(struct net_device *dev, const struct in6_addr *addr)
+static bool ipv6_chk_acast_dev(struct net_device *dev, const struct in6_addr *addr)
{
struct inet6_dev *idev;
struct ifacaddr6 *aca;
@@ -356,16 +356,16 @@ static int ipv6_chk_acast_dev(struct net_device *dev, const struct in6_addr *add
read_unlock_bh(&idev->lock);
return aca != NULL;
}
- return 0;
+ return false;
}
/*
* check if given interface (or any, if dev==0) has this anycast address
*/
-int ipv6_chk_acast_addr(struct net *net, struct net_device *dev,
- const struct in6_addr *addr)
+bool ipv6_chk_acast_addr(struct net *net, struct net_device *dev,
+ const struct in6_addr *addr)
{
- int found = 0;
+ bool found = false;
rcu_read_lock();
if (dev)
@@ -373,7 +373,7 @@ int ipv6_chk_acast_addr(struct net *net, struct net_device *dev,
else
for_each_netdev_rcu(net, dev)
if (ipv6_chk_acast_dev(dev, addr)) {
- found = 1;
+ found = true;
break;
}
rcu_read_unlock();
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index b8b61ac88bc..be2b67d631e 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -34,9 +34,9 @@
#include <linux/errqueue.h>
#include <asm/uaccess.h>
-static inline int ipv6_mapped_addr_any(const struct in6_addr *a)
+static bool ipv6_mapped_addr_any(const struct in6_addr *a)
{
- return (ipv6_addr_v4mapped(a) && (a->s6_addr32[3] == 0));
+ return ipv6_addr_v4mapped(a) && (a->s6_addr32[3] == 0);
}
int ip6_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
index a3cded6a199..6447dc49429 100644
--- a/net/ipv6/exthdrs.c
+++ b/net/ipv6/exthdrs.c
@@ -96,14 +96,14 @@ EXPORT_SYMBOL_GPL(ipv6_find_tlv);
/*
* Parsing tlv encoded headers.
*
- * Parsing function "func" returns 1, if parsing succeed
- * and 0, if it failed.
+ * Parsing function "func" returns true, if parsing succeed
+ * and false, if it failed.
* It MUST NOT touch skb->h.
*/
struct tlvtype_proc {
int type;
- int (*func)(struct sk_buff *skb, int offset);
+ bool (*func)(struct sk_buff *skb, int offset);
};
/*********************
@@ -112,11 +112,11 @@ struct tlvtype_proc {
/* An unknown option is detected, decide what to do */
-static int ip6_tlvopt_unknown(struct sk_buff *skb, int optoff)
+static bool ip6_tlvopt_unknown(struct sk_buff *skb, int optoff)
{
switch ((skb_network_header(skb)[optoff] & 0xC0) >> 6) {
case 0: /* ignore */
- return 1;
+ return true;
case 1: /* drop packet */
break;
@@ -129,21 +129,22 @@ static int ip6_tlvopt_unknown(struct sk_buff *skb, int optoff)
break;
case 2: /* send ICMP PARM PROB regardless and drop packet */
icmpv6_param_prob(skb, ICMPV6_UNK_OPTION, optoff);
- return 0;
+ return false;
}
kfree_skb(skb);
- return 0;
+ return false;
}
/* Parse tlv encoded option header (hop-by-hop or destination) */
-static int ip6_parse_tlv(struct tlvtype_proc *procs, struct sk_buff *skb)
+static bool ip6_parse_tlv(const struct tlvtype_proc *procs, struct sk_buff *skb)
{
- struct tlvtype_proc *curr;
+ const struct tlvtype_proc *curr;
const unsigned char *nh = skb_network_header(skb);
int off = skb_network_header_len(skb);
int len = (skb_transport_header(skb)[1] + 1) << 3;
+ int padlen = 0;
if (skb_transport_offset(skb) + len > skb_headlen(skb))
goto bad;
@@ -158,6 +159,9 @@ static int ip6_parse_tlv(struct tlvtype_proc *procs, struct sk_buff *skb)
switch (nh[off]) {
case IPV6_TLV_PAD1:
optlen = 1;
+ padlen++;
+ if (padlen > 7)
+ goto bad;
break;
case IPV6_TLV_PADN:
@@ -166,7 +170,8 @@ static int ip6_parse_tlv(struct tlvtype_proc *procs, struct sk_buff *skb)
* of 8. 7 is therefore the highest valid value.
* See also RFC 4942, Section 2.1.9.5.
*/
- if (optlen > 7)
+ padlen += optlen;
+ if (padlen > 7)
goto bad;
/* RFC 4942 recommends receiving hosts to
* actively check PadN payload to contain
@@ -186,25 +191,33 @@ static int ip6_parse_tlv(struct tlvtype_proc *procs, struct sk_buff *skb)
/* type specific length/alignment
checks will be performed in the
func(). */
- if (curr->func(skb, off) == 0)
- return 0;
+ if (curr->func(skb, off) == false)
+ return false;
break;
}
}
if (curr->type < 0) {
if (ip6_tlvopt_unknown(skb, off) == 0)
- return 0;
+ return false;
}
+ padlen = 0;
break;
}
off += optlen;
len -= optlen;
}
+ /* This case will not be caught by above check since its padding
+ * length is smaller than 7:
+ * 1 byte NH + 1 byte Length + 6 bytes Padding
+ */
+ if ((padlen == 6) && ((off - skb_network_header_len(skb)) == 8))
+ goto bad;
+
if (len == 0)
- return 1;
+ return true;
bad:
kfree_skb(skb);
- return 0;
+ return false;
}
/*****************************
@@ -212,7 +225,7 @@ bad:
*****************************/
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
-static int ipv6_dest_hao(struct sk_buff *skb, int optoff)
+static bool ipv6_dest_hao(struct sk_buff *skb, int optoff)
{
struct ipv6_destopt_hao *hao;
struct inet6_skb_parm *opt = IP6CB(skb);
@@ -266,15 +279,15 @@ static int ipv6_dest_hao(struct sk_buff *skb, int optoff)
if (skb->tstamp.tv64 == 0)
__net_timestamp(skb);
- return 1;
+ return true;
discard:
kfree_skb(skb);
- return 0;
+ return false;
}
#endif
-static struct tlvtype_proc tlvprocdestopt_lst[] = {
+static const struct tlvtype_proc tlvprocdestopt_lst[] = {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
{
.type = IPV6_TLV_HAO,
@@ -579,23 +592,23 @@ static inline struct net *ipv6_skb_net(struct sk_buff *skb)
/* Router Alert as of RFC 2711 */
-static int ipv6_hop_ra(struct sk_buff *skb, int optoff)
+static bool ipv6_hop_ra(struct sk_buff *skb, int optoff)
{
const unsigned char *nh = skb_network_header(skb);
if (nh[optoff + 1] == 2) {
IP6CB(skb)->ra = optoff;
- return 1;
+ return true;
}
LIMIT_NETDEBUG(KERN_DEBUG "ipv6_hop_ra: wrong RA length %d\n",
nh[optoff + 1]);
kfree_skb(skb);
- return 0;
+ return false;
}
/* Jumbo payload */
-static int ipv6_hop_jumbo(struct sk_buff *skb, int optoff)
+static bool ipv6_hop_jumbo(struct sk_buff *skb, int optoff)
{
const unsigned char *nh = skb_network_header(skb);
struct net *net = ipv6_skb_net(skb);
@@ -614,13 +627,13 @@ static int ipv6_hop_jumbo(struct sk_buff *skb, int optoff)
IP6_INC_STATS_BH(net, ipv6_skb_idev(skb),
IPSTATS_MIB_INHDRERRORS);
icmpv6_param_prob(skb, ICMPV6_HDR_FIELD, optoff+2);
- return 0;
+ return false;
}
if (ipv6_hdr(skb)->payload_len) {
IP6_INC_STATS_BH(net, ipv6_skb_idev(skb),
IPSTATS_MIB_INHDRERRORS);
icmpv6_param_prob(skb, ICMPV6_HDR_FIELD, optoff);
- return 0;
+ return false;
}
if (pkt_len > skb->len - sizeof(struct ipv6hdr)) {
@@ -632,14 +645,14 @@ static int ipv6_hop_jumbo(struct sk_buff *skb, int optoff)
if (pskb_trim_rcsum(skb, pkt_len + sizeof(struct ipv6hdr)))
goto drop;
- return 1;
+ return true;
drop:
kfree_skb(skb);
- return 0;
+ return false;
}
-static struct tlvtype_proc tlvprochopopt_lst[] = {
+static const struct tlvtype_proc tlvprochopopt_lst[] = {
{
.type = IPV6_TLV_ROUTERALERT,
.func = ipv6_hop_ra,
diff --git a/net/ipv6/exthdrs_core.c b/net/ipv6/exthdrs_core.c
index 7b1a884634d..f73d59a1413 100644
--- a/net/ipv6/exthdrs_core.c
+++ b/net/ipv6/exthdrs_core.c
@@ -9,7 +9,7 @@
* find out if nexthdr is a well-known extension header or a protocol
*/
-int ipv6_ext_hdr(u8 nexthdr)
+bool ipv6_ext_hdr(u8 nexthdr)
{
/*
* find out if nexthdr is an extension header or a protocol
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 23c56ce9e86..091a2971c7b 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -131,7 +131,7 @@ void icmpv6_param_prob(struct sk_buff *skb, u8 code, int pos)
* --ANK (980726)
*/
-static int is_ineligible(struct sk_buff *skb)
+static bool is_ineligible(const struct sk_buff *skb)
{
int ptr = (u8 *)(ipv6_hdr(skb) + 1) - skb->data;
int len = skb->len - ptr;
@@ -139,11 +139,11 @@ static int is_ineligible(struct sk_buff *skb)
__be16 frag_off;
if (len < 0)
- return 1;
+ return true;
ptr = ipv6_skip_exthdr(skb, ptr, &nexthdr, &frag_off);
if (ptr < 0)
- return 0;
+ return false;
if (nexthdr == IPPROTO_ICMPV6) {
u8 _type, *tp;
tp = skb_header_pointer(skb,
@@ -151,9 +151,9 @@ static int is_ineligible(struct sk_buff *skb)
sizeof(_type), &_type);
if (tp == NULL ||
!(*tp & ICMPV6_INFOMSG_MASK))
- return 1;
+ return true;
}
- return 0;
+ return false;
}
/*
@@ -208,14 +208,14 @@ static inline bool icmpv6_xrlim_allow(struct sock *sk, u8 type,
* highest-order two bits set to 10
*/
-static __inline__ int opt_unrec(struct sk_buff *skb, __u32 offset)
+static bool opt_unrec(struct sk_buff *skb, __u32 offset)
{
u8 _optval, *op;
offset += skb_network_offset(skb);
op = skb_header_pointer(skb, offset, sizeof(_optval), &_optval);
if (op == NULL)
- return 1;
+ return true;
return (*op & 0xC0) == 0x80;
}
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c
index cb43df69021..9772fbd8a3f 100644
--- a/net/ipv6/ip6_flowlabel.c
+++ b/net/ipv6/ip6_flowlabel.c
@@ -433,32 +433,32 @@ static int mem_check(struct sock *sk)
return 0;
}
-static int ipv6_hdr_cmp(struct ipv6_opt_hdr *h1, struct ipv6_opt_hdr *h2)
+static bool ipv6_hdr_cmp(struct ipv6_opt_hdr *h1, struct ipv6_opt_hdr *h2)
{
if (h1 == h2)
- return 0;
+ return false;
if (h1 == NULL || h2 == NULL)
- return 1;
+ return true;
if (h1->hdrlen != h2->hdrlen)
- return 1;
+ return true;
return memcmp(h1+1, h2+1, ((h1->hdrlen+1)<<3) - sizeof(*h1));
}
-static int ipv6_opt_cmp(struct ipv6_txoptions *o1, struct ipv6_txoptions *o2)
+static bool ipv6_opt_cmp(struct ipv6_txoptions *o1, struct ipv6_txoptions *o2)
{
if (o1 == o2)
- return 0;
+ return false;
if (o1 == NULL || o2 == NULL)
- return 1;
+ return true;
if (o1->opt_nflen != o2->opt_nflen)
- return 1;
+ return true;
if (ipv6_hdr_cmp(o1->hopopt, o2->hopopt))
- return 1;
+ return true;
if (ipv6_hdr_cmp(o1->dst0opt, o2->dst0opt))
- return 1;
+ return true;
if (ipv6_hdr_cmp((struct ipv6_opt_hdr *)o1->srcrt, (struct ipv6_opt_hdr *)o2->srcrt))
- return 1;
- return 0;
+ return true;
+ return false;
}
static inline void fl_link(struct ipv6_pinfo *np, struct ipv6_fl_socklist *sfl,
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index 1ca5d45a12e..21a15dfe4a9 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -170,7 +170,8 @@ static int ip6_input_finish(struct sk_buff *skb)
{
const struct inet6_protocol *ipprot;
unsigned int nhoff;
- int nexthdr, raw;
+ int nexthdr;
+ bool raw;
u8 hash;
struct inet6_dev *idev;
struct net *net = dev_net(skb_dst(skb)->dev);
@@ -251,7 +252,7 @@ int ip6_input(struct sk_buff *skb)
int ip6_mc_input(struct sk_buff *skb)
{
const struct ipv6hdr *hdr;
- int deliver;
+ bool deliver;
IP6_UPD_PO_STATS_BH(dev_net(skb_dst(skb)->dev),
ip6_dst_idev(skb_dst(skb)), IPSTATS_MIB_INMCAST,
@@ -287,7 +288,7 @@ int ip6_mc_input(struct sk_buff *skb)
* is for MLD (0x0000).
*/
if ((ptr[2] | ptr[3]) == 0) {
- deliver = 0;
+ deliver = false;
if (!ipv6_ext_hdr(nexthdr)) {
/* BUG */
@@ -312,7 +313,7 @@ int ip6_mc_input(struct sk_buff *skb)
case ICMPV6_MGM_REPORT:
case ICMPV6_MGM_REDUCTION:
case ICMPV6_MLD2_REPORT:
- deliver = 1;
+ deliver = true;
break;
}
goto out;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index be2264e7dd2..d99fdc69962 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -643,7 +643,10 @@ int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
/* We must not fragment if the socket is set to force MTU discovery
* or if the skb it not generated by a local socket.
*/
- if (!skb->local_df && skb->len > mtu) {
+ if (unlikely(!skb->local_df && skb->len > mtu)) {
+ if (skb->sk && dst_allfrag(skb_dst(skb)))
+ sk_nocaps_add(skb->sk, NETIF_F_GSO_MASK);
+
skb->dev = skb_dst(skb)->dev;
icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu);
IP6_INC_STATS(net, ip6_dst_idev(skb_dst(skb)),
@@ -788,6 +791,10 @@ slow_path_clean:
}
slow_path:
+ if ((skb->ip_summed == CHECKSUM_PARTIAL) &&
+ skb_checksum_help(skb))
+ goto fail;
+
left = skb->len - hlen; /* Space per frame */
ptr = hlen; /* Where to start from */
@@ -1198,7 +1205,6 @@ int ip6_append_data(struct sock *sk, int getfrag(void *from, char *to,
int copy;
int err;
int offset = 0;
- int csummode = CHECKSUM_NONE;
__u8 tx_flags = 0;
if (flags&MSG_PROBE)
@@ -1411,7 +1417,7 @@ alloc_new_skb:
/*
* Fill in the control structures
*/
- skb->ip_summed = csummode;
+ skb->ip_summed = CHECKSUM_NONE;
skb->csum = 0;
/* reserve for fragmentation and ipsec header */
skb_reserve(skb, hh_len + sizeof(struct frag_hdr) +
@@ -1454,7 +1460,6 @@ alloc_new_skb:
transhdrlen = 0;
exthdrlen = 0;
dst_exthdrlen = 0;
- csummode = CHECKSUM_NONE;
/*
* Put the packet on the pending queue
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index e65c56009bb..c9015fad8d6 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -818,7 +818,7 @@ static void init_tel_txopt(struct ipv6_tel_txoption *opt, __u8 encap_limit)
* 0 else
**/
-static inline int
+static inline bool
ip6_tnl_addr_conflict(const struct ip6_tnl *t, const struct ipv6hdr *hdr)
{
return ipv6_addr_equal(&t->parms.raddr, &hdr->saddr);
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 2a3a22cf760..6d0f5dc8e3a 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -606,13 +606,13 @@ done:
return err;
}
-int inet6_mc_check(struct sock *sk, const struct in6_addr *mc_addr,
- const struct in6_addr *src_addr)
+bool inet6_mc_check(struct sock *sk, const struct in6_addr *mc_addr,
+ const struct in6_addr *src_addr)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct ipv6_mc_socklist *mc;
struct ip6_sf_socklist *psl;
- int rv = 1;
+ bool rv = true;
rcu_read_lock();
for_each_pmc_rcu(np, mc) {
@@ -621,7 +621,7 @@ int inet6_mc_check(struct sock *sk, const struct in6_addr *mc_addr,
}
if (!mc) {
rcu_read_unlock();
- return 1;
+ return true;
}
read_lock(&mc->sflock);
psl = mc->sflist;
@@ -635,9 +635,9 @@ int inet6_mc_check(struct sock *sk, const struct in6_addr *mc_addr,
break;
}
if (mc->sfmode == MCAST_INCLUDE && i >= psl->sl_count)
- rv = 0;
+ rv = false;
if (mc->sfmode == MCAST_EXCLUDE && i < psl->sl_count)
- rv = 0;
+ rv = false;
}
read_unlock(&mc->sflock);
rcu_read_unlock();
@@ -931,15 +931,15 @@ int ipv6_dev_mc_dec(struct net_device *dev, const struct in6_addr *addr)
/*
* identify MLD packets for MLD filter exceptions
*/
-int ipv6_is_mld(struct sk_buff *skb, int nexthdr)
+bool ipv6_is_mld(struct sk_buff *skb, int nexthdr)
{
struct icmp6hdr *pic;
if (nexthdr != IPPROTO_ICMPV6)
- return 0;
+ return false;
if (!pskb_may_pull(skb, sizeof(struct icmp6hdr)))
- return 0;
+ return false;
pic = icmp6_hdr(skb);
@@ -948,22 +948,22 @@ int ipv6_is_mld(struct sk_buff *skb, int nexthdr)
case ICMPV6_MGM_REPORT:
case ICMPV6_MGM_REDUCTION:
case ICMPV6_MLD2_REPORT:
- return 1;
+ return true;
default:
break;
}
- return 0;
+ return false;
}
/*
* check if the interface/address pair is valid
*/
-int ipv6_chk_mcast_addr(struct net_device *dev, const struct in6_addr *group,
- const struct in6_addr *src_addr)
+bool ipv6_chk_mcast_addr(struct net_device *dev, const struct in6_addr *group,
+ const struct in6_addr *src_addr)
{
struct inet6_dev *idev;
struct ifmcaddr6 *mc;
- int rv = 0;
+ bool rv = false;
rcu_read_lock();
idev = __in6_dev_get(dev);
@@ -990,7 +990,7 @@ int ipv6_chk_mcast_addr(struct net_device *dev, const struct in6_addr *group,
rv = mc->mca_sfcount[MCAST_EXCLUDE] !=0;
spin_unlock_bh(&mc->mca_lock);
} else
- rv = 1; /* don't filter unspecified source */
+ rv = true; /* don't filter unspecified source */
}
read_unlock_bh(&idev->lock);
}
@@ -1046,8 +1046,8 @@ static void igmp6_group_queried(struct ifmcaddr6 *ma, unsigned long resptime)
}
/* mark EXCLUDE-mode sources */
-static int mld_xmarksources(struct ifmcaddr6 *pmc, int nsrcs,
- const struct in6_addr *srcs)
+static bool mld_xmarksources(struct ifmcaddr6 *pmc, int nsrcs,
+ const struct in6_addr *srcs)
{
struct ip6_sf_list *psf;
int i, scount;
@@ -1070,12 +1070,12 @@ static int mld_xmarksources(struct ifmcaddr6 *pmc, int nsrcs,
}
pmc->mca_flags &= ~MAF_GSQUERY;
if (scount == nsrcs) /* all sources excluded */
- return 0;
- return 1;
+ return false;
+ return true;
}
-static int mld_marksources(struct ifmcaddr6 *pmc, int nsrcs,
- const struct in6_addr *srcs)
+static bool mld_marksources(struct ifmcaddr6 *pmc, int nsrcs,
+ const struct in6_addr *srcs)
{
struct ip6_sf_list *psf;
int i, scount;
@@ -1099,10 +1099,10 @@ static int mld_marksources(struct ifmcaddr6 *pmc, int nsrcs,
}
if (!scount) {
pmc->mca_flags &= ~MAF_GSQUERY;
- return 0;
+ return false;
}
pmc->mca_flags |= MAF_GSQUERY;
- return 1;
+ return true;
}
/* called with rcu_read_lock() */
@@ -1276,17 +1276,17 @@ int igmp6_event_report(struct sk_buff *skb)
return 0;
}
-static int is_in(struct ifmcaddr6 *pmc, struct ip6_sf_list *psf, int type,
- int gdeleted, int sdeleted)
+static bool is_in(struct ifmcaddr6 *pmc, struct ip6_sf_list *psf, int type,
+ int gdeleted, int sdeleted)
{
switch (type) {
case MLD2_MODE_IS_INCLUDE:
case MLD2_MODE_IS_EXCLUDE:
if (gdeleted || sdeleted)
- return 0;
+ return false;
if (!((pmc->mca_flags & MAF_GSQUERY) && !psf->sf_gsresp)) {
if (pmc->mca_sfmode == MCAST_INCLUDE)
- return 1;
+ return true;
/* don't include if this source is excluded
* in all filters
*/
@@ -1295,29 +1295,29 @@ static int is_in(struct ifmcaddr6 *pmc, struct ip6_sf_list *psf, int type,
return pmc->mca_sfcount[MCAST_EXCLUDE] ==
psf->sf_count[MCAST_EXCLUDE];
}
- return 0;
+ return false;
case MLD2_CHANGE_TO_INCLUDE:
if (gdeleted || sdeleted)
- return 0;
+ return false;
return psf->sf_count[MCAST_INCLUDE] != 0;
case MLD2_CHANGE_TO_EXCLUDE:
if (gdeleted || sdeleted)
- return 0;
+ return false;
if (pmc->mca_sfcount[MCAST_EXCLUDE] == 0 ||
psf->sf_count[MCAST_INCLUDE])
- return 0;
+ return false;
return pmc->mca_sfcount[MCAST_EXCLUDE] ==
psf->sf_count[MCAST_EXCLUDE];
case MLD2_ALLOW_NEW_SOURCES:
if (gdeleted || !psf->sf_crcount)
- return 0;
+ return false;
return (pmc->mca_sfmode == MCAST_INCLUDE) ^ sdeleted;
case MLD2_BLOCK_OLD_SOURCES:
if (pmc->mca_sfmode == MCAST_INCLUDE)
return gdeleted || (psf->sf_crcount && sdeleted);
return psf->sf_crcount && !gdeleted && !sdeleted;
}
- return 0;
+ return false;
}
static int
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index c7a27ac906d..54f62d3b8dd 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -348,7 +348,7 @@ static int ndisc_constructor(struct neighbour *neigh)
struct net_device *dev = neigh->dev;
struct inet6_dev *in6_dev;
struct neigh_parms *parms;
- int is_multicast = ipv6_addr_is_multicast(addr);
+ bool is_multicast = ipv6_addr_is_multicast(addr);
in6_dev = in6_dev_get(dev);
if (in6_dev == NULL) {
@@ -725,7 +725,7 @@ static void ndisc_recv_ns(struct sk_buff *skb)
struct inet6_dev *idev = NULL;
struct neighbour *neigh;
int dad = ipv6_addr_any(saddr);
- int inc;
+ bool inc;
int is_router = -1;
if (ipv6_addr_is_multicast(&msg->target)) {
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 5bddea77884..93d69836fde 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -72,7 +72,7 @@ static struct sock *__raw_v6_lookup(struct net *net, struct sock *sk,
const struct in6_addr *rmt_addr, int dif)
{
struct hlist_node *node;
- int is_multicast = ipv6_addr_is_multicast(loc_addr);
+ bool is_multicast = ipv6_addr_is_multicast(loc_addr);
sk_for_each_from(sk, node)
if (inet_sk(sk)->inet_num == num) {
@@ -153,12 +153,12 @@ EXPORT_SYMBOL(rawv6_mh_filter_unregister);
*
* Caller owns SKB so we must make clones.
*/
-static int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr)
+static bool ipv6_raw_deliver(struct sk_buff *skb, int nexthdr)
{
const struct in6_addr *saddr;
const struct in6_addr *daddr;
struct sock *sk;
- int delivered = 0;
+ bool delivered = false;
__u8 hash;
struct net *net;
@@ -179,7 +179,7 @@ static int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr)
while (sk) {
int filtered;
- delivered = 1;
+ delivered = true;
switch (nexthdr) {
case IPPROTO_ICMPV6:
filtered = icmpv6_filter(sk, skb);
@@ -225,7 +225,7 @@ out:
return delivered;
}
-int raw6_local_deliver(struct sk_buff *skb, int nexthdr)
+bool raw6_local_deliver(struct sk_buff *skb, int nexthdr)
{
struct sock *raw_sk;
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index f1b86fdc06a..4ff9af628e7 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -134,15 +134,16 @@ static unsigned int ip6_hashfn(struct inet_frag_queue *q)
return inet6_hash_frag(fq->id, &fq->saddr, &fq->daddr, ip6_frags.rnd);
}
-int ip6_frag_match(struct inet_frag_queue *q, void *a)
+bool ip6_frag_match(struct inet_frag_queue *q, void *a)
{
struct frag_queue *fq;
struct ip6_create_arg *arg = a;
fq = container_of(q, struct frag_queue, q);
- return (fq->id == arg->id && fq->user == arg->user &&
- ipv6_addr_equal(&fq->saddr, arg->src) &&
- ipv6_addr_equal(&fq->daddr, arg->dst));
+ return fq->id == arg->id &&
+ fq->user == arg->user &&
+ ipv6_addr_equal(&fq->saddr, arg->src) &&
+ ipv6_addr_equal(&fq->daddr, arg->dst);
}
EXPORT_SYMBOL(ip6_frag_match);
@@ -414,6 +415,7 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev,
struct sk_buff *fp, *head = fq->q.fragments;
int payload_len;
unsigned int nhoff;
+ int sum_truesize;
fq_kill(fq);
@@ -483,20 +485,33 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev,
head->mac_header += sizeof(struct frag_hdr);
head->network_header += sizeof(struct frag_hdr);
- skb_shinfo(head)->frag_list = head->next;
skb_reset_transport_header(head);
skb_push(head, head->data - skb_network_header(head));
- for (fp=head->next; fp; fp = fp->next) {
- head->data_len += fp->len;
- head->len += fp->len;
+ sum_truesize = head->truesize;
+ for (fp = head->next; fp;) {
+ bool headstolen;
+ int delta;
+ struct sk_buff *next = fp->next;
+
+ sum_truesize += fp->truesize;
if (head->ip_summed != fp->ip_summed)
head->ip_summed = CHECKSUM_NONE;
else if (head->ip_summed == CHECKSUM_COMPLETE)
head->csum = csum_add(head->csum, fp->csum);
- head->truesize += fp->truesize;
+
+ if (skb_try_coalesce(head, fp, &headstolen, &delta)) {
+ kfree_skb_partial(fp, headstolen);
+ } else {
+ if (!skb_shinfo(head)->frag_list)
+ skb_shinfo(head)->frag_list = fp;
+ head->data_len += fp->len;
+ head->len += fp->len;
+ head->truesize += fp->truesize;
+ }
+ fp = next;
}
- atomic_sub(head->truesize, &fq->q.net->mem);
+ atomic_sub(sum_truesize, &fq->q.net->mem);
head->next = NULL;
head->dev = dev;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 90119a32b89..999a982ad3f 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -333,22 +333,22 @@ static void ip6_dst_ifdown(struct dst_entry *dst, struct net_device *dev,
}
}
-static __inline__ int rt6_check_expired(const struct rt6_info *rt)
+static bool rt6_check_expired(const struct rt6_info *rt)
{
struct rt6_info *ort = NULL;
if (rt->rt6i_flags & RTF_EXPIRES) {
if (time_after(jiffies, rt->dst.expires))
- return 1;
+ return true;
} else if (rt->dst.from) {
ort = (struct rt6_info *) rt->dst.from;
return (ort->rt6i_flags & RTF_EXPIRES) &&
time_after(jiffies, ort->dst.expires);
}
- return 0;
+ return false;
}
-static inline int rt6_need_strict(const struct in6_addr *daddr)
+static bool rt6_need_strict(const struct in6_addr *daddr)
{
return ipv6_addr_type(daddr) &
(IPV6_ADDR_MULTICAST | IPV6_ADDR_LINKLOCAL | IPV6_ADDR_LOOPBACK);
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index c1d91a713e8..f05099fc590 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -103,7 +103,7 @@ int udp_v6_get_port(struct sock *sk, unsigned short snum)
{
unsigned int hash2_nulladdr =
udp6_portaddr_hash(sock_net(sk), &in6addr_any, snum);
- unsigned int hash2_partial =
+ unsigned int hash2_partial =
udp6_portaddr_hash(sock_net(sk), &inet6_sk(sk)->rcv_saddr, 0);
/* precompute partial secondary hash */
@@ -349,7 +349,7 @@ int udpv6_recvmsg(struct kiocb *iocb, struct sock *sk,
bool slow;
if (addr_len)
- *addr_len=sizeof(struct sockaddr_in6);
+ *addr_len = sizeof(struct sockaddr_in6);
if (flags & MSG_ERRQUEUE)
return ipv6_recv_error(sk, msg, len);
@@ -1379,7 +1379,7 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb,
* do checksum of UDP packets sent as multiple IP fragments.
*/
offset = skb_checksum_start_offset(skb);
- csum = skb_checksum(skb, offset, skb->len- offset, 0);
+ csum = skb_checksum(skb, offset, skb->len - offset, 0);
offset += skb->csum_offset;
*(__sum16 *)(skb->data + offset) = csum_fold(csum);
skb->ip_summed = CHECKSUM_NONE;
diff --git a/net/ipx/af_ipx.c b/net/ipx/af_ipx.c
index 824d4a3338a..dfd6faaf0ea 100644
--- a/net/ipx/af_ipx.c
+++ b/net/ipx/af_ipx.c
@@ -1901,9 +1901,7 @@ static int ipx_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
(const unsigned short __user *)argp);
break;
case SIOCGSTAMP:
- rc = -EINVAL;
- if (sk)
- rc = sock_get_timestamp(sk, argp);
+ rc = sock_get_timestamp(sk, argp);
break;
case SIOCGIFDSTADDR:
case SIOCSIFDSTADDR:
diff --git a/net/lapb/lapb_iface.c b/net/lapb/lapb_iface.c
index ab3d35f2325..3cdaa046c1b 100644
--- a/net/lapb/lapb_iface.c
+++ b/net/lapb/lapb_iface.c
@@ -15,6 +15,8 @@
* 2000-10-29 Henner Eisen lapb_data_indication() return status.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/types.h>
@@ -279,9 +281,7 @@ int lapb_connect_request(struct net_device *dev)
lapb_establish_data_link(lapb);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S0 -> S1\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S0 -> S1\n", lapb->dev);
lapb->state = LAPB_STATE_1;
rc = LAPB_OK;
@@ -305,12 +305,8 @@ int lapb_disconnect_request(struct net_device *dev)
goto out_put;
case LAPB_STATE_1:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 TX DISC(1)\n", lapb->dev);
-#endif
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S1 -> S0\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S1 TX DISC(1)\n", lapb->dev);
+ lapb_dbg(0, "(%p) S1 -> S0\n", lapb->dev);
lapb_send_control(lapb, LAPB_DISC, LAPB_POLLON, LAPB_COMMAND);
lapb->state = LAPB_STATE_0;
lapb_start_t1timer(lapb);
@@ -329,12 +325,8 @@ int lapb_disconnect_request(struct net_device *dev)
lapb_stop_t2timer(lapb);
lapb->state = LAPB_STATE_2;
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 DISC(1)\n", lapb->dev);
-#endif
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S3 -> S2\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S3 DISC(1)\n", lapb->dev);
+ lapb_dbg(0, "(%p) S3 -> S2\n", lapb->dev);
rc = LAPB_OK;
out_put:
diff --git a/net/lapb/lapb_in.c b/net/lapb/lapb_in.c
index f4e3c1accab..5dba899131b 100644
--- a/net/lapb/lapb_in.c
+++ b/net/lapb/lapb_in.c
@@ -15,6 +15,8 @@
* 2000-10-29 Henner Eisen lapb_data_indication() return status.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/socket.h>
@@ -44,25 +46,16 @@ static void lapb_state0_machine(struct lapb_cb *lapb, struct sk_buff *skb,
{
switch (frame->type) {
case LAPB_SABM:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S0 RX SABM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S0 RX SABM(%d)\n", lapb->dev, frame->pf);
if (lapb->mode & LAPB_EXTENDED) {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S0 TX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S0 TX DM(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_DM, frame->pf,
LAPB_RESPONSE);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S0 -> S3\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S0 TX UA(%d)\n",
+ lapb->dev, frame->pf);
+ lapb_dbg(0, "(%p) S0 -> S3\n", lapb->dev);
lapb_send_control(lapb, LAPB_UA, frame->pf,
LAPB_RESPONSE);
lapb_stop_t1timer(lapb);
@@ -78,18 +71,11 @@ static void lapb_state0_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_SABME:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S0 RX SABME(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S0 RX SABME(%d)\n", lapb->dev, frame->pf);
if (lapb->mode & LAPB_EXTENDED) {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S0 -> S3\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S0 TX UA(%d)\n",
+ lapb->dev, frame->pf);
+ lapb_dbg(0, "(%p) S0 -> S3\n", lapb->dev);
lapb_send_control(lapb, LAPB_UA, frame->pf,
LAPB_RESPONSE);
lapb_stop_t1timer(lapb);
@@ -102,22 +88,16 @@ static void lapb_state0_machine(struct lapb_cb *lapb, struct sk_buff *skb,
lapb->va = 0;
lapb_connect_indication(lapb, LAPB_OK);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S0 TX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S0 TX DM(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_DM, frame->pf,
LAPB_RESPONSE);
}
break;
case LAPB_DISC:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S0 RX DISC(%d)\n",
- lapb->dev, frame->pf);
- printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S0 RX DISC(%d)\n", lapb->dev, frame->pf);
+ lapb_dbg(1, "(%p) S0 TX UA(%d)\n", lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE);
break;
@@ -137,68 +117,45 @@ static void lapb_state1_machine(struct lapb_cb *lapb, struct sk_buff *skb,
{
switch (frame->type) {
case LAPB_SABM:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 RX SABM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S1 RX SABM(%d)\n", lapb->dev, frame->pf);
if (lapb->mode & LAPB_EXTENDED) {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S1 TX DM(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_DM, frame->pf,
LAPB_RESPONSE);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 TX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S1 TX UA(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_UA, frame->pf,
LAPB_RESPONSE);
}
break;
case LAPB_SABME:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 RX SABME(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S1 RX SABME(%d)\n", lapb->dev, frame->pf);
if (lapb->mode & LAPB_EXTENDED) {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 TX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S1 TX UA(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_UA, frame->pf,
LAPB_RESPONSE);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S1 TX DM(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_DM, frame->pf,
LAPB_RESPONSE);
}
break;
case LAPB_DISC:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 RX DISC(%d)\n",
- lapb->dev, frame->pf);
- printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S1 RX DISC(%d)\n", lapb->dev, frame->pf);
+ lapb_dbg(1, "(%p) S1 TX DM(%d)\n", lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_DM, frame->pf, LAPB_RESPONSE);
break;
case LAPB_UA:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 RX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S1 RX UA(%d)\n", lapb->dev, frame->pf);
if (frame->pf) {
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S1 -> S3\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S1 -> S3\n", lapb->dev);
lapb_stop_t1timer(lapb);
lapb_stop_t2timer(lapb);
lapb->state = LAPB_STATE_3;
@@ -212,14 +169,9 @@ static void lapb_state1_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_DM:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 RX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S1 RX DM(%d)\n", lapb->dev, frame->pf);
if (frame->pf) {
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S1 -> S0\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S1 -> S0\n", lapb->dev);
lapb_clear_queues(lapb);
lapb->state = LAPB_STATE_0;
lapb_start_t1timer(lapb);
@@ -242,34 +194,22 @@ static void lapb_state2_machine(struct lapb_cb *lapb, struct sk_buff *skb,
switch (frame->type) {
case LAPB_SABM:
case LAPB_SABME:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S2 RX {SABM,SABME}(%d)\n",
- lapb->dev, frame->pf);
- printk(KERN_DEBUG "lapb: (%p) S2 TX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S2 RX {SABM,SABME}(%d)\n",
+ lapb->dev, frame->pf);
+ lapb_dbg(1, "(%p) S2 TX DM(%d)\n", lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_DM, frame->pf, LAPB_RESPONSE);
break;
case LAPB_DISC:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S2 RX DISC(%d)\n",
- lapb->dev, frame->pf);
- printk(KERN_DEBUG "lapb: (%p) S2 TX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S2 RX DISC(%d)\n", lapb->dev, frame->pf);
+ lapb_dbg(1, "(%p) S2 TX UA(%d)\n", lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE);
break;
case LAPB_UA:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S2 RX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S2 RX UA(%d)\n", lapb->dev, frame->pf);
if (frame->pf) {
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S2 -> S0\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S2 -> S0\n", lapb->dev);
lapb->state = LAPB_STATE_0;
lapb_start_t1timer(lapb);
lapb_stop_t2timer(lapb);
@@ -278,14 +218,9 @@ static void lapb_state2_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_DM:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S2 RX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S2 RX DM(%d)\n", lapb->dev, frame->pf);
if (frame->pf) {
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S2 -> S0\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S2 -> S0\n", lapb->dev);
lapb->state = LAPB_STATE_0;
lapb_start_t1timer(lapb);
lapb_stop_t2timer(lapb);
@@ -297,12 +232,9 @@ static void lapb_state2_machine(struct lapb_cb *lapb, struct sk_buff *skb,
case LAPB_REJ:
case LAPB_RNR:
case LAPB_RR:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S2 RX {I,REJ,RNR,RR}(%d)\n",
- lapb->dev, frame->pf);
- printk(KERN_DEBUG "lapb: (%p) S2 RX DM(%d)\n",
+ lapb_dbg(1, "(%p) S2 RX {I,REJ,RNR,RR}(%d)\n",
lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S2 RX DM(%d)\n", lapb->dev, frame->pf);
if (frame->pf)
lapb_send_control(lapb, LAPB_DM, frame->pf,
LAPB_RESPONSE);
@@ -325,22 +257,15 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
switch (frame->type) {
case LAPB_SABM:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 RX SABM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S3 RX SABM(%d)\n", lapb->dev, frame->pf);
if (lapb->mode & LAPB_EXTENDED) {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 TX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S3 TX DM(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_DM, frame->pf,
LAPB_RESPONSE);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 TX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S3 TX UA(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_UA, frame->pf,
LAPB_RESPONSE);
lapb_stop_t1timer(lapb);
@@ -355,15 +280,10 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_SABME:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 RX SABME(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S3 RX SABME(%d)\n", lapb->dev, frame->pf);
if (lapb->mode & LAPB_EXTENDED) {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 TX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S3 TX UA(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_UA, frame->pf,
LAPB_RESPONSE);
lapb_stop_t1timer(lapb);
@@ -375,23 +295,16 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
lapb->va = 0;
lapb_requeue_frames(lapb);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 TX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S3 TX DM(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_DM, frame->pf,
LAPB_RESPONSE);
}
break;
case LAPB_DISC:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 RX DISC(%d)\n",
- lapb->dev, frame->pf);
-#endif
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S3 -> S0\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S3 RX DISC(%d)\n", lapb->dev, frame->pf);
+ lapb_dbg(0, "(%p) S3 -> S0\n", lapb->dev);
lapb_clear_queues(lapb);
lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE);
lapb_start_t1timer(lapb);
@@ -401,13 +314,8 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_DM:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 RX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S3 -> S0\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S3 RX DM(%d)\n", lapb->dev, frame->pf);
+ lapb_dbg(0, "(%p) S3 -> S0\n", lapb->dev);
lapb_clear_queues(lapb);
lapb->state = LAPB_STATE_0;
lapb_start_t1timer(lapb);
@@ -416,10 +324,8 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_RNR:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 RX RNR(%d) R%d\n",
- lapb->dev, frame->pf, frame->nr);
-#endif
+ lapb_dbg(1, "(%p) S3 RX RNR(%d) R%d\n",
+ lapb->dev, frame->pf, frame->nr);
lapb->condition |= LAPB_PEER_RX_BUSY_CONDITION;
lapb_check_need_response(lapb, frame->cr, frame->pf);
if (lapb_validate_nr(lapb, frame->nr)) {
@@ -428,9 +334,7 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
lapb->frmr_data = *frame;
lapb->frmr_type = LAPB_FRMR_Z;
lapb_transmit_frmr(lapb);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S3 -> S4\n", lapb->dev);
lapb_start_t1timer(lapb);
lapb_stop_t2timer(lapb);
lapb->state = LAPB_STATE_4;
@@ -439,10 +343,8 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_RR:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 RX RR(%d) R%d\n",
- lapb->dev, frame->pf, frame->nr);
-#endif
+ lapb_dbg(1, "(%p) S3 RX RR(%d) R%d\n",
+ lapb->dev, frame->pf, frame->nr);
lapb->condition &= ~LAPB_PEER_RX_BUSY_CONDITION;
lapb_check_need_response(lapb, frame->cr, frame->pf);
if (lapb_validate_nr(lapb, frame->nr)) {
@@ -451,9 +353,7 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
lapb->frmr_data = *frame;
lapb->frmr_type = LAPB_FRMR_Z;
lapb_transmit_frmr(lapb);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S3 -> S4\n", lapb->dev);
lapb_start_t1timer(lapb);
lapb_stop_t2timer(lapb);
lapb->state = LAPB_STATE_4;
@@ -462,10 +362,8 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_REJ:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 RX REJ(%d) R%d\n",
- lapb->dev, frame->pf, frame->nr);
-#endif
+ lapb_dbg(1, "(%p) S3 RX REJ(%d) R%d\n",
+ lapb->dev, frame->pf, frame->nr);
lapb->condition &= ~LAPB_PEER_RX_BUSY_CONDITION;
lapb_check_need_response(lapb, frame->cr, frame->pf);
if (lapb_validate_nr(lapb, frame->nr)) {
@@ -477,9 +375,7 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
lapb->frmr_data = *frame;
lapb->frmr_type = LAPB_FRMR_Z;
lapb_transmit_frmr(lapb);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S3 -> S4\n", lapb->dev);
lapb_start_t1timer(lapb);
lapb_stop_t2timer(lapb);
lapb->state = LAPB_STATE_4;
@@ -488,17 +384,13 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_I:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 RX I(%d) S%d R%d\n",
- lapb->dev, frame->pf, frame->ns, frame->nr);
-#endif
+ lapb_dbg(1, "(%p) S3 RX I(%d) S%d R%d\n",
+ lapb->dev, frame->pf, frame->ns, frame->nr);
if (!lapb_validate_nr(lapb, frame->nr)) {
lapb->frmr_data = *frame;
lapb->frmr_type = LAPB_FRMR_Z;
lapb_transmit_frmr(lapb);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S3 -> S4\n", lapb->dev);
lapb_start_t1timer(lapb);
lapb_stop_t2timer(lapb);
lapb->state = LAPB_STATE_4;
@@ -522,7 +414,7 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
* a frame lost on the wire.
*/
if (cn == NET_RX_DROP) {
- printk(KERN_DEBUG "LAPB: rx congestion\n");
+ pr_debug("rx congestion\n");
break;
}
lapb->vr = (lapb->vr + 1) % modulus;
@@ -541,11 +433,8 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
if (frame->pf)
lapb_enquiry_response(lapb);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG
- "lapb: (%p) S3 TX REJ(%d) R%d\n",
- lapb->dev, frame->pf, lapb->vr);
-#endif
+ lapb_dbg(1, "(%p) S3 TX REJ(%d) R%d\n",
+ lapb->dev, frame->pf, lapb->vr);
lapb->condition |= LAPB_REJECT_CONDITION;
lapb_send_control(lapb, LAPB_REJ, frame->pf,
LAPB_RESPONSE);
@@ -555,31 +444,22 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_FRMR:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 RX FRMR(%d) %02X "
- "%02X %02X %02X %02X\n", lapb->dev, frame->pf,
- skb->data[0], skb->data[1], skb->data[2],
- skb->data[3], skb->data[4]);
-#endif
+ lapb_dbg(1, "(%p) S3 RX FRMR(%d) %02X %02X %02X %02X %02X\n",
+ lapb->dev, frame->pf,
+ skb->data[0], skb->data[1], skb->data[2],
+ skb->data[3], skb->data[4]);
lapb_establish_data_link(lapb);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S3 -> S1\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S3 -> S1\n", lapb->dev);
lapb_requeue_frames(lapb);
lapb->state = LAPB_STATE_1;
break;
case LAPB_ILLEGAL:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S3 RX ILLEGAL(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S3 RX ILLEGAL(%d)\n", lapb->dev, frame->pf);
lapb->frmr_data = *frame;
lapb->frmr_type = LAPB_FRMR_W;
lapb_transmit_frmr(lapb);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S3 -> S4\n", lapb->dev);
lapb_start_t1timer(lapb);
lapb_stop_t2timer(lapb);
lapb->state = LAPB_STATE_4;
@@ -600,25 +480,16 @@ static void lapb_state4_machine(struct lapb_cb *lapb, struct sk_buff *skb,
{
switch (frame->type) {
case LAPB_SABM:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S4 RX SABM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S4 RX SABM(%d)\n", lapb->dev, frame->pf);
if (lapb->mode & LAPB_EXTENDED) {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S4 TX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S4 TX DM(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_DM, frame->pf,
LAPB_RESPONSE);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S4 TX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S4 -> S3\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S4 TX UA(%d)\n",
+ lapb->dev, frame->pf);
+ lapb_dbg(0, "(%p) S4 -> S3\n", lapb->dev);
lapb_send_control(lapb, LAPB_UA, frame->pf,
LAPB_RESPONSE);
lapb_stop_t1timer(lapb);
@@ -634,18 +505,11 @@ static void lapb_state4_machine(struct lapb_cb *lapb, struct sk_buff *skb,
break;
case LAPB_SABME:
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S4 RX SABME(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S4 RX SABME(%d)\n", lapb->dev, frame->pf);
if (lapb->mode & LAPB_EXTENDED) {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S4 TX UA(%d)\n",
- lapb->dev, frame->pf);
-#endif
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S4 -> S3\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S4 TX UA(%d)\n",
+ lapb->dev, frame->pf);
+ lapb_dbg(0, "(%p) S4 -> S3\n", lapb->dev);
lapb_send_control(lapb, LAPB_UA, frame->pf,
LAPB_RESPONSE);
lapb_stop_t1timer(lapb);
@@ -658,10 +522,8 @@ static void lapb_state4_machine(struct lapb_cb *lapb, struct sk_buff *skb,
lapb->va = 0;
lapb_connect_indication(lapb, LAPB_OK);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S4 TX DM(%d)\n",
- lapb->dev, frame->pf);
-#endif
+ lapb_dbg(1, "(%p) S4 TX DM(%d)\n",
+ lapb->dev, frame->pf);
lapb_send_control(lapb, LAPB_DM, frame->pf,
LAPB_RESPONSE);
}
diff --git a/net/lapb/lapb_out.c b/net/lapb/lapb_out.c
index baab2760f65..ba4d015bd1a 100644
--- a/net/lapb/lapb_out.c
+++ b/net/lapb/lapb_out.c
@@ -14,6 +14,8 @@
* LAPB 002 Jonathan Naylor New timer architecture.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/socket.h>
@@ -60,10 +62,8 @@ static void lapb_send_iframe(struct lapb_cb *lapb, struct sk_buff *skb, int poll
*frame |= lapb->vs << 1;
}
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S%d TX I(%d) S%d R%d\n",
- lapb->dev, lapb->state, poll_bit, lapb->vs, lapb->vr);
-#endif
+ lapb_dbg(1, "(%p) S%d TX I(%d) S%d R%d\n",
+ lapb->dev, lapb->state, poll_bit, lapb->vs, lapb->vr);
lapb_transmit_buffer(lapb, skb, LAPB_COMMAND);
}
@@ -148,11 +148,9 @@ void lapb_transmit_buffer(struct lapb_cb *lapb, struct sk_buff *skb, int type)
}
}
-#if LAPB_DEBUG > 2
- printk(KERN_DEBUG "lapb: (%p) S%d TX %02X %02X %02X\n",
- lapb->dev, lapb->state,
- skb->data[0], skb->data[1], skb->data[2]);
-#endif
+ lapb_dbg(2, "(%p) S%d TX %02X %02X %02X\n",
+ lapb->dev, lapb->state,
+ skb->data[0], skb->data[1], skb->data[2]);
if (!lapb_data_transmit(lapb, skb))
kfree_skb(skb);
@@ -164,16 +162,10 @@ void lapb_establish_data_link(struct lapb_cb *lapb)
lapb->n2count = 0;
if (lapb->mode & LAPB_EXTENDED) {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S%d TX SABME(1)\n",
- lapb->dev, lapb->state);
-#endif
+ lapb_dbg(1, "(%p) S%d TX SABME(1)\n", lapb->dev, lapb->state);
lapb_send_control(lapb, LAPB_SABME, LAPB_POLLON, LAPB_COMMAND);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S%d TX SABM(1)\n",
- lapb->dev, lapb->state);
-#endif
+ lapb_dbg(1, "(%p) S%d TX SABM(1)\n", lapb->dev, lapb->state);
lapb_send_control(lapb, LAPB_SABM, LAPB_POLLON, LAPB_COMMAND);
}
@@ -183,10 +175,8 @@ void lapb_establish_data_link(struct lapb_cb *lapb)
void lapb_enquiry_response(struct lapb_cb *lapb)
{
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S%d TX RR(1) R%d\n",
- lapb->dev, lapb->state, lapb->vr);
-#endif
+ lapb_dbg(1, "(%p) S%d TX RR(1) R%d\n",
+ lapb->dev, lapb->state, lapb->vr);
lapb_send_control(lapb, LAPB_RR, LAPB_POLLON, LAPB_RESPONSE);
@@ -195,10 +185,8 @@ void lapb_enquiry_response(struct lapb_cb *lapb)
void lapb_timeout_response(struct lapb_cb *lapb)
{
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S%d TX RR(0) R%d\n",
- lapb->dev, lapb->state, lapb->vr);
-#endif
+ lapb_dbg(1, "(%p) S%d TX RR(0) R%d\n",
+ lapb->dev, lapb->state, lapb->vr);
lapb_send_control(lapb, LAPB_RR, LAPB_POLLOFF, LAPB_RESPONSE);
lapb->condition &= ~LAPB_ACK_PENDING_CONDITION;
diff --git a/net/lapb/lapb_subr.c b/net/lapb/lapb_subr.c
index 066225b4e82..9d0a426eccb 100644
--- a/net/lapb/lapb_subr.c
+++ b/net/lapb/lapb_subr.c
@@ -13,6 +13,8 @@
* LAPB 001 Jonathan Naylor Started Coding
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/socket.h>
@@ -111,11 +113,9 @@ int lapb_decode(struct lapb_cb *lapb, struct sk_buff *skb,
{
frame->type = LAPB_ILLEGAL;
-#if LAPB_DEBUG > 2
- printk(KERN_DEBUG "lapb: (%p) S%d RX %02X %02X %02X\n",
- lapb->dev, lapb->state,
- skb->data[0], skb->data[1], skb->data[2]);
-#endif
+ lapb_dbg(2, "(%p) S%d RX %02X %02X %02X\n",
+ lapb->dev, lapb->state,
+ skb->data[0], skb->data[1], skb->data[2]);
/* We always need to look at 2 bytes, sometimes we need
* to look at 3 and those cases are handled below.
@@ -284,12 +284,10 @@ void lapb_transmit_frmr(struct lapb_cb *lapb)
dptr++;
*dptr++ = lapb->frmr_type;
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S%d TX FRMR %02X %02X %02X %02X %02X\n",
- lapb->dev, lapb->state,
- skb->data[1], skb->data[2], skb->data[3],
- skb->data[4], skb->data[5]);
-#endif
+ lapb_dbg(1, "(%p) S%d TX FRMR %02X %02X %02X %02X %02X\n",
+ lapb->dev, lapb->state,
+ skb->data[1], skb->data[2], skb->data[3],
+ skb->data[4], skb->data[5]);
} else {
dptr = skb_put(skb, 4);
*dptr++ = LAPB_FRMR;
@@ -301,11 +299,9 @@ void lapb_transmit_frmr(struct lapb_cb *lapb)
dptr++;
*dptr++ = lapb->frmr_type;
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S%d TX FRMR %02X %02X %02X\n",
- lapb->dev, lapb->state, skb->data[1],
- skb->data[2], skb->data[3]);
-#endif
+ lapb_dbg(1, "(%p) S%d TX FRMR %02X %02X %02X\n",
+ lapb->dev, lapb->state, skb->data[1],
+ skb->data[2], skb->data[3]);
}
lapb_transmit_buffer(lapb, skb, LAPB_RESPONSE);
diff --git a/net/lapb/lapb_timer.c b/net/lapb/lapb_timer.c
index f8cd641dfc8..54563ad8aeb 100644
--- a/net/lapb/lapb_timer.c
+++ b/net/lapb/lapb_timer.c
@@ -14,6 +14,8 @@
* LAPB 002 Jonathan Naylor New timer architecture.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/socket.h>
@@ -105,21 +107,17 @@ static void lapb_t1timer_expiry(unsigned long param)
lapb_clear_queues(lapb);
lapb->state = LAPB_STATE_0;
lapb_disconnect_indication(lapb, LAPB_TIMEDOUT);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S1 -> S0\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S1 -> S0\n", lapb->dev);
return;
} else {
lapb->n2count++;
if (lapb->mode & LAPB_EXTENDED) {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 TX SABME(1)\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S1 TX SABME(1)\n",
+ lapb->dev);
lapb_send_control(lapb, LAPB_SABME, LAPB_POLLON, LAPB_COMMAND);
} else {
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S1 TX SABM(1)\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S1 TX SABM(1)\n",
+ lapb->dev);
lapb_send_control(lapb, LAPB_SABM, LAPB_POLLON, LAPB_COMMAND);
}
}
@@ -133,15 +131,11 @@ static void lapb_t1timer_expiry(unsigned long param)
lapb_clear_queues(lapb);
lapb->state = LAPB_STATE_0;
lapb_disconnect_confirmation(lapb, LAPB_TIMEDOUT);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S2 -> S0\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S2 -> S0\n", lapb->dev);
return;
} else {
lapb->n2count++;
-#if LAPB_DEBUG > 1
- printk(KERN_DEBUG "lapb: (%p) S2 TX DISC(1)\n", lapb->dev);
-#endif
+ lapb_dbg(1, "(%p) S2 TX DISC(1)\n", lapb->dev);
lapb_send_control(lapb, LAPB_DISC, LAPB_POLLON, LAPB_COMMAND);
}
break;
@@ -155,9 +149,7 @@ static void lapb_t1timer_expiry(unsigned long param)
lapb->state = LAPB_STATE_0;
lapb_stop_t2timer(lapb);
lapb_disconnect_indication(lapb, LAPB_TIMEDOUT);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S3 -> S0\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S3 -> S0\n", lapb->dev);
return;
} else {
lapb->n2count++;
@@ -173,9 +165,7 @@ static void lapb_t1timer_expiry(unsigned long param)
lapb_clear_queues(lapb);
lapb->state = LAPB_STATE_0;
lapb_disconnect_indication(lapb, LAPB_TIMEDOUT);
-#if LAPB_DEBUG > 0
- printk(KERN_DEBUG "lapb: (%p) S4 -> S0\n", lapb->dev);
-#endif
+ lapb_dbg(0, "(%p) S4 -> S0\n", lapb->dev);
return;
} else {
lapb->n2count++;
diff --git a/net/netfilter/xt_TEE.c b/net/netfilter/xt_TEE.c
index 4d505790283..ee2e5bc5a8c 100644
--- a/net/netfilter/xt_TEE.c
+++ b/net/netfilter/xt_TEE.c
@@ -87,7 +87,7 @@ tee_tg4(struct sk_buff *skb, const struct xt_action_param *par)
const struct xt_tee_tginfo *info = par->targinfo;
struct iphdr *iph;
- if (percpu_read(tee_active))
+ if (__this_cpu_read(tee_active))
return XT_CONTINUE;
/*
* Copy the skb, and route the copy. Will later return %XT_CONTINUE for
@@ -124,9 +124,9 @@ tee_tg4(struct sk_buff *skb, const struct xt_action_param *par)
ip_send_check(iph);
if (tee_tg_route4(skb, info)) {
- percpu_write(tee_active, true);
+ __this_cpu_write(tee_active, true);
ip_local_out(skb);
- percpu_write(tee_active, false);
+ __this_cpu_write(tee_active, false);
} else {
kfree_skb(skb);
}
@@ -168,7 +168,7 @@ tee_tg6(struct sk_buff *skb, const struct xt_action_param *par)
{
const struct xt_tee_tginfo *info = par->targinfo;
- if (percpu_read(tee_active))
+ if (__this_cpu_read(tee_active))
return XT_CONTINUE;
skb = pskb_copy(skb, GFP_ATOMIC);
if (skb == NULL)
@@ -186,9 +186,9 @@ tee_tg6(struct sk_buff *skb, const struct xt_action_param *par)
--iph->hop_limit;
}
if (tee_tg_route6(skb, info)) {
- percpu_write(tee_active, true);
+ __this_cpu_write(tee_active, true);
ip6_local_out(skb);
- percpu_write(tee_active, false);
+ __this_cpu_write(tee_active, false);
} else {
kfree_skb(skb);
}
diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
index 1afaa284fcd..7743ea8d1d3 100644
--- a/net/sched/cls_cgroup.c
+++ b/net/sched/cls_cgroup.c
@@ -22,22 +22,6 @@
#include <net/sock.h>
#include <net/cls_cgroup.h>
-static struct cgroup_subsys_state *cgrp_create(struct cgroup *cgrp);
-static void cgrp_destroy(struct cgroup *cgrp);
-static int cgrp_populate(struct cgroup_subsys *ss, struct cgroup *cgrp);
-
-struct cgroup_subsys net_cls_subsys = {
- .name = "net_cls",
- .create = cgrp_create,
- .destroy = cgrp_destroy,
- .populate = cgrp_populate,
-#ifdef CONFIG_NET_CLS_CGROUP
- .subsys_id = net_cls_subsys_id,
-#endif
- .module = THIS_MODULE,
-};
-
-
static inline struct cgroup_cls_state *cgrp_cls_state(struct cgroup *cgrp)
{
return container_of(cgroup_subsys_state(cgrp, net_cls_subsys_id),
@@ -86,12 +70,19 @@ static struct cftype ss_files[] = {
.read_u64 = read_classid,
.write_u64 = write_classid,
},
+ { } /* terminate */
};
-static int cgrp_populate(struct cgroup_subsys *ss, struct cgroup *cgrp)
-{
- return cgroup_add_files(cgrp, ss, ss_files, ARRAY_SIZE(ss_files));
-}
+struct cgroup_subsys net_cls_subsys = {
+ .name = "net_cls",
+ .create = cgrp_create,
+ .destroy = cgrp_destroy,
+#ifdef CONFIG_NET_CLS_CGROUP
+ .subsys_id = net_cls_subsys_id,
+#endif
+ .base_cftypes = ss_files,
+ .module = THIS_MODULE,
+};
struct cls_cgroup_head {
u32 handle;
diff --git a/net/socket.c b/net/socket.c
index 2a2898ce596..6e0ccc09b31 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -479,7 +479,7 @@ static struct socket *sock_alloc(void)
inode->i_uid = current_fsuid();
inode->i_gid = current_fsgid();
- percpu_add(sockets_in_use, 1);
+ this_cpu_add(sockets_in_use, 1);
return sock;
}
@@ -522,7 +522,7 @@ void sock_release(struct socket *sock)
if (rcu_dereference_protected(sock->wq, 1)->fasync_list)
printk(KERN_ERR "sock_release: fasync list not empty!\n");
- percpu_sub(sockets_in_use, 1);
+ this_cpu_sub(sockets_in_use, 1);
if (!sock->file) {
iput(SOCK_INODE(sock));
return;
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index adf2990aceb..7fee13b331d 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -127,9 +127,7 @@ static struct dentry *rpc_setup_pipedir_sb(struct super_block *sb,
{
static uint32_t clntid;
char name[15];
- struct qstr q = {
- .name = name,
- };
+ struct qstr q = { .name = name };
struct dentry *dir, *dentry;
int error;
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index 3b62cf28803..fd2423991c2 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -1059,12 +1059,9 @@ static const struct rpc_filelist files[] = {
struct dentry *rpc_d_lookup_sb(const struct super_block *sb,
const unsigned char *dir_name)
{
- struct qstr dir = {
- .name = dir_name,
- .len = strlen(dir_name),
- .hash = full_name_hash(dir_name, strlen(dir_name)),
- };
+ struct qstr dir = QSTR_INIT(dir_name, strlen(dir_name));
+ dir.hash = full_name_hash(dir.name, dir.len);
return d_lookup(sb->s_root, &dir);
}
EXPORT_SYMBOL_GPL(rpc_d_lookup_sb);
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 3c87a1c4066..c53e8f42aa7 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -26,6 +26,7 @@
#include <linux/cache.h>
#include <linux/audit.h>
#include <net/dst.h>
+#include <net/flow.h>
#include <net/xfrm.h>
#include <net/ip.h>
#ifdef CONFIG_XFRM_STATISTICS