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Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/br.c22
-rw-r--r--net/bridge/br_device.c3
-rw-r--r--net/bridge/br_if.c15
-rw-r--r--net/bridge/br_ioctl.c20
-rw-r--r--net/bridge/br_netlink.c15
-rw-r--r--net/bridge/br_notify.c3
-rw-r--r--net/bridge/br_private.h6
-rw-r--r--net/bridge/br_stp_bpdu.c3
8 files changed, 44 insertions, 43 deletions
diff --git a/net/bridge/br.c b/net/bridge/br.c
index 573acdf6f9f..4d2c1f1cb52 100644
--- a/net/bridge/br.c
+++ b/net/bridge/br.c
@@ -28,6 +28,10 @@ static const struct stp_proto br_stp_proto = {
.rcv = br_stp_rcv,
};
+static struct pernet_operations br_net_ops = {
+ .exit = br_net_exit,
+};
+
static int __init br_init(void)
{
int err;
@@ -42,18 +46,22 @@ static int __init br_init(void)
if (err)
goto err_out;
- err = br_netfilter_init();
+ err = register_pernet_subsys(&br_net_ops);
if (err)
goto err_out1;
- err = register_netdevice_notifier(&br_device_notifier);
+ err = br_netfilter_init();
if (err)
goto err_out2;
- err = br_netlink_init();
+ err = register_netdevice_notifier(&br_device_notifier);
if (err)
goto err_out3;
+ err = br_netlink_init();
+ if (err)
+ goto err_out4;
+
brioctl_set(br_ioctl_deviceless_stub);
br_handle_frame_hook = br_handle_frame;
@@ -61,10 +69,12 @@ static int __init br_init(void)
br_fdb_put_hook = br_fdb_put;
return 0;
-err_out3:
+err_out4:
unregister_netdevice_notifier(&br_device_notifier);
-err_out2:
+err_out3:
br_netfilter_fini();
+err_out2:
+ unregister_pernet_subsys(&br_net_ops);
err_out1:
br_fdb_fini();
err_out:
@@ -80,7 +90,7 @@ static void __exit br_deinit(void)
unregister_netdevice_notifier(&br_device_notifier);
brioctl_set(NULL);
- br_cleanup_bridges();
+ unregister_pernet_subsys(&br_net_ops);
synchronize_net();
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 4f52c3d50eb..22ba8632196 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -178,5 +178,6 @@ void br_dev_setup(struct net_device *dev)
dev->priv_flags = IFF_EBRIDGE;
dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA |
- NETIF_F_GSO_MASK | NETIF_F_NO_CSUM | NETIF_F_LLTX;
+ NETIF_F_GSO_MASK | NETIF_F_NO_CSUM | NETIF_F_LLTX |
+ NETIF_F_NETNS_LOCAL;
}
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 63c18aacde8..573e20f7dba 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -168,7 +168,7 @@ static void del_br(struct net_bridge *br)
unregister_netdevice(br->dev);
}
-static struct net_device *new_bridge_dev(const char *name)
+static struct net_device *new_bridge_dev(struct net *net, const char *name)
{
struct net_bridge *br;
struct net_device *dev;
@@ -178,6 +178,7 @@ static struct net_device *new_bridge_dev(const char *name)
if (!dev)
return NULL;
+ dev_net_set(dev, net);
br = netdev_priv(dev);
br->dev = dev;
@@ -262,12 +263,12 @@ static struct net_bridge_port *new_nbp(struct net_bridge *br,
return p;
}
-int br_add_bridge(const char *name)
+int br_add_bridge(struct net *net, const char *name)
{
struct net_device *dev;
int ret;
- dev = new_bridge_dev(name);
+ dev = new_bridge_dev(net, name);
if (!dev)
return -ENOMEM;
@@ -294,13 +295,13 @@ out_free:
goto out;
}
-int br_del_bridge(const char *name)
+int br_del_bridge(struct net *net, const char *name)
{
struct net_device *dev;
int ret = 0;
rtnl_lock();
- dev = __dev_get_by_name(&init_net, name);
+ dev = __dev_get_by_name(net, name);
if (dev == NULL)
ret = -ENXIO; /* Could not find device */
@@ -445,13 +446,13 @@ int br_del_if(struct net_bridge *br, struct net_device *dev)
return 0;
}
-void __exit br_cleanup_bridges(void)
+void br_net_exit(struct net *net)
{
struct net_device *dev;
rtnl_lock();
restart:
- for_each_netdev(&init_net, dev) {
+ for_each_netdev(net, dev) {
if (dev->priv_flags & IFF_EBRIDGE) {
del_br(dev->priv);
goto restart;
diff --git a/net/bridge/br_ioctl.c b/net/bridge/br_ioctl.c
index 5bbf0736217..6a6433daaf2 100644
--- a/net/bridge/br_ioctl.c
+++ b/net/bridge/br_ioctl.c
@@ -21,12 +21,12 @@
#include "br_private.h"
/* called with RTNL */
-static int get_bridge_ifindices(int *indices, int num)
+static int get_bridge_ifindices(struct net *net, int *indices, int num)
{
struct net_device *dev;
int i = 0;
- for_each_netdev(&init_net, dev) {
+ for_each_netdev(net, dev) {
if (i >= num)
break;
if (dev->priv_flags & IFF_EBRIDGE)
@@ -89,7 +89,7 @@ static int add_del_if(struct net_bridge *br, int ifindex, int isadd)
if (!capable(CAP_NET_ADMIN))
return -EPERM;
- dev = dev_get_by_index(&init_net, ifindex);
+ dev = dev_get_by_index(dev_net(br->dev), ifindex);
if (dev == NULL)
return -EINVAL;
@@ -315,7 +315,7 @@ static int old_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
return -EOPNOTSUPP;
}
-static int old_deviceless(void __user *uarg)
+static int old_deviceless(struct net *net, void __user *uarg)
{
unsigned long args[3];
@@ -337,7 +337,7 @@ static int old_deviceless(void __user *uarg)
if (indices == NULL)
return -ENOMEM;
- args[2] = get_bridge_ifindices(indices, args[2]);
+ args[2] = get_bridge_ifindices(net, indices, args[2]);
ret = copy_to_user((void __user *)args[1], indices, args[2]*sizeof(int))
? -EFAULT : args[2];
@@ -360,9 +360,9 @@ static int old_deviceless(void __user *uarg)
buf[IFNAMSIZ-1] = 0;
if (args[0] == BRCTL_ADD_BRIDGE)
- return br_add_bridge(buf);
+ return br_add_bridge(net, buf);
- return br_del_bridge(buf);
+ return br_del_bridge(net, buf);
}
}
@@ -374,7 +374,7 @@ int br_ioctl_deviceless_stub(struct net *net, unsigned int cmd, void __user *uar
switch (cmd) {
case SIOCGIFBR:
case SIOCSIFBR:
- return old_deviceless(uarg);
+ return old_deviceless(net, uarg);
case SIOCBRADDBR:
case SIOCBRDELBR:
@@ -389,9 +389,9 @@ int br_ioctl_deviceless_stub(struct net *net, unsigned int cmd, void __user *uar
buf[IFNAMSIZ-1] = 0;
if (cmd == SIOCBRADDBR)
- return br_add_bridge(buf);
+ return br_add_bridge(net, buf);
- return br_del_bridge(buf);
+ return br_del_bridge(net, buf);
}
}
return -EOPNOTSUPP;
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index f155e6ce8a2..ba7be195803 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -82,6 +82,7 @@ nla_put_failure:
*/
void br_ifinfo_notify(int event, struct net_bridge_port *port)
{
+ struct net *net = dev_net(port->dev);
struct sk_buff *skb;
int err = -ENOBUFS;
@@ -97,10 +98,10 @@ void br_ifinfo_notify(int event, struct net_bridge_port *port)
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, &init_net,0, RTNLGRP_LINK, NULL, GFP_ATOMIC);
+ err = rtnl_notify(skb, net, 0, RTNLGRP_LINK, NULL, GFP_ATOMIC);
errout:
if (err < 0)
- rtnl_set_sk_err(&init_net, RTNLGRP_LINK, err);
+ rtnl_set_sk_err(net, RTNLGRP_LINK, err);
}
/*
@@ -112,11 +113,8 @@ static int br_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
struct net_device *dev;
int idx;
- if (net != &init_net)
- return 0;
-
idx = 0;
- for_each_netdev(&init_net, dev) {
+ for_each_netdev(net, dev) {
/* not a bridge port */
if (dev->br_port == NULL || idx < cb->args[0])
goto skip;
@@ -147,9 +145,6 @@ static int br_rtm_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
struct net_bridge_port *p;
u8 new_state;
- if (net != &init_net)
- return -EINVAL;
-
if (nlmsg_len(nlh) < sizeof(*ifm))
return -EINVAL;
@@ -165,7 +160,7 @@ static int br_rtm_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
if (new_state > BR_STATE_BLOCKING)
return -EINVAL;
- dev = __dev_get_by_index(&init_net, ifm->ifi_index);
+ dev = __dev_get_by_index(net, ifm->ifi_index);
if (!dev)
return -ENODEV;
diff --git a/net/bridge/br_notify.c b/net/bridge/br_notify.c
index 76340bdd052..763a3ec292e 100644
--- a/net/bridge/br_notify.c
+++ b/net/bridge/br_notify.c
@@ -35,9 +35,6 @@ static int br_device_event(struct notifier_block *unused, unsigned long event, v
struct net_bridge_port *p = dev->br_port;
struct net_bridge *br;
- if (!net_eq(dev_net(dev), &init_net))
- return NOTIFY_DONE;
-
/* not a port of a bridge */
if (p == NULL)
return NOTIFY_DONE;
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index c3dc18ddc04..b6c3b71974d 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -178,9 +178,9 @@ extern void br_flood_forward(struct net_bridge *br, struct sk_buff *skb);
/* br_if.c */
extern void br_port_carrier_check(struct net_bridge_port *p);
-extern int br_add_bridge(const char *name);
-extern int br_del_bridge(const char *name);
-extern void br_cleanup_bridges(void);
+extern int br_add_bridge(struct net *net, const char *name);
+extern int br_del_bridge(struct net *net, const char *name);
+extern void br_net_exit(struct net *net);
extern int br_add_if(struct net_bridge *br,
struct net_device *dev);
extern int br_del_if(struct net_bridge *br,
diff --git a/net/bridge/br_stp_bpdu.c b/net/bridge/br_stp_bpdu.c
index 8b200f96f72..81ae40b3f65 100644
--- a/net/bridge/br_stp_bpdu.c
+++ b/net/bridge/br_stp_bpdu.c
@@ -140,9 +140,6 @@ void br_stp_rcv(const struct stp_proto *proto, struct sk_buff *skb,
struct net_bridge *br;
const unsigned char *buf;
- if (!net_eq(dev_net(dev), &init_net))
- goto err;
-
if (!p)
goto err;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-23 18:36:43 +0000