Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6 into lvs-next-2.6

51 files changed, 415 insertions, 256 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 eeee218eed8..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;
 
@@ -188,15 +188,21 @@ static int old_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 		return 0;
 
 	case BRCTL_SET_BRIDGE_HELLO_TIME:
+	{
+		unsigned long t = clock_t_to_jiffies(args[1]);
 		if (!capable(CAP_NET_ADMIN))
 			return -EPERM;
 
+		if (t < HZ)
+			return -EINVAL;
+
 		spin_lock_bh(&br->lock);
-		br->bridge_hello_time = clock_t_to_jiffies(args[1]);
+		br->bridge_hello_time = t;
 		if (br_is_root_bridge(br))
 			br->hello_time = br->bridge_hello_time;
 		spin_unlock_bh(&br->lock);
 		return 0;
+	}
 
 	case BRCTL_SET_BRIDGE_MAX_AGE:
 		if (!capable(CAP_NET_ADMIN))
@@ -309,7 +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];
 
@@ -331,7 +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];
@@ -354,9 +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);
 	}
 	}
 
@@ -368,7 +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:
@@ -383,9 +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;
 
diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index 27d6a511c8c..158dee8b496 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -29,11 +29,12 @@
  */
 static ssize_t store_bridge_parm(struct device *d,
 				 const char *buf, size_t len,
-				 void (*set)(struct net_bridge *, unsigned long))
+				 int (*set)(struct net_bridge *, unsigned long))
 {
 	struct net_bridge *br = to_bridge(d);
 	char *endp;
 	unsigned long val;
+	int err;
 
 	if (!capable(CAP_NET_ADMIN))
 		return -EPERM;
@@ -43,9 +44,9 @@ static ssize_t store_bridge_parm(struct device *d,
 		return -EINVAL;
 
 	spin_lock_bh(&br->lock);
-	(*set)(br, val);
+	err = (*set)(br, val);
 	spin_unlock_bh(&br->lock);
-	return len;
+	return err ? err : len;
 }
 
 
@@ -56,12 +57,13 @@ static ssize_t show_forward_delay(struct device *d,
 	return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->forward_delay));
 }
 
-static void set_forward_delay(struct net_bridge *br, unsigned long val)
+static int set_forward_delay(struct net_bridge *br, unsigned long val)
 {
 	unsigned long delay = clock_t_to_jiffies(val);
 	br->forward_delay = delay;
 	if (br_is_root_bridge(br))
 		br->bridge_forward_delay = delay;
+	return 0;
 }
 
 static ssize_t store_forward_delay(struct device *d,
@@ -80,12 +82,17 @@ static ssize_t show_hello_time(struct device *d, struct device_attribute *attr,
 		       jiffies_to_clock_t(to_bridge(d)->hello_time));
 }
 
-static void set_hello_time(struct net_bridge *br, unsigned long val)
+static int set_hello_time(struct net_bridge *br, unsigned long val)
 {
 	unsigned long t = clock_t_to_jiffies(val);
+
+	if (t < HZ)
+		return -EINVAL;
+
 	br->hello_time = t;
 	if (br_is_root_bridge(br))
 		br->bridge_hello_time = t;
+	return 0;
 }
 
 static ssize_t store_hello_time(struct device *d,
@@ -104,12 +111,13 @@ static ssize_t show_max_age(struct device *d, struct device_attribute *attr,
 		       jiffies_to_clock_t(to_bridge(d)->max_age));
 }
 
-static void set_max_age(struct net_bridge *br, unsigned long val)
+static int set_max_age(struct net_bridge *br, unsigned long val)
 {
 	unsigned long t = clock_t_to_jiffies(val);
 	br->max_age = t;
 	if (br_is_root_bridge(br))
 		br->bridge_max_age = t;
+	return 0;
 }
 
 static ssize_t store_max_age(struct device *d, struct device_attribute *attr,
@@ -126,9 +134,10 @@ static ssize_t show_ageing_time(struct device *d,
 	return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->ageing_time));
 }
 
-static void set_ageing_time(struct net_bridge *br, unsigned long val)
+static int set_ageing_time(struct net_bridge *br, unsigned long val)
 {
 	br->ageing_time = clock_t_to_jiffies(val);
+	return 0;
 }
 
 static ssize_t store_ageing_time(struct device *d,
@@ -180,9 +189,10 @@ static ssize_t show_priority(struct device *d, struct device_attribute *attr,
 		       (br->bridge_id.prio[0] << 8) | br->bridge_id.prio[1]);
 }
 
-static void set_priority(struct net_bridge *br, unsigned long val)
+static int set_priority(struct net_bridge *br, unsigned long val)
 {
 	br_stp_set_bridge_priority(br, (u16) val);
+	return 0;
 }
 
 static ssize_t store_priority(struct device *d, struct device_attribute *attr,
diff --git a/net/core/dev.c b/net/core/dev.c
index 60c51f76588..f48d1b24f9c 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1991,8 +1991,13 @@ static void net_tx_action(struct softirq_action *h)
 				spin_unlock(root_lock);
 			} else {
 				if (!test_bit(__QDISC_STATE_DEACTIVATED,
-					      &q->state))
+					      &q->state)) {
 					__netif_reschedule(q);
+				} else {
+					smp_mb__before_clear_bit();
+					clear_bit(__QDISC_STATE_SCHED,
+						  &q->state);
+				}
 			}
 		}
 	}
@@ -4663,6 +4668,12 @@ int netdev_compute_features(unsigned long all, unsigned long one)
 		one |= NETIF_F_GSO_SOFTWARE;
 	one |= NETIF_F_GSO;
 
+	/*
+	 * If even one device supports a GSO protocol with software fallback,
+	 * enable it for all.
+	 */
+	all |= one & NETIF_F_GSO_SOFTWARE;
+
 	/* If even one device supports robust GSO, enable it for all. */
 	if (one & NETIF_F_GSO_ROBUST)
 		all |= NETIF_F_GSO_ROBUST;
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 91d3d96805d..b12dae2b0b2 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1029,6 +1029,11 @@ skip:
 	}
 }
 
+static inline bool inetdev_valid_mtu(unsigned mtu)
+{
+	return mtu >= 68;
+}
+
 /* Called only under RTNL semaphore */
 
 static int inetdev_event(struct notifier_block *this, unsigned long event,
@@ -1048,6 +1053,10 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
 				IN_DEV_CONF_SET(in_dev, NOXFRM, 1);
 				IN_DEV_CONF_SET(in_dev, NOPOLICY, 1);
 			}
+		} else if (event == NETDEV_CHANGEMTU) {
+			/* Re-enabling IP */
+			if (inetdev_valid_mtu(dev->mtu))
+				in_dev = inetdev_init(dev);
 		}
 		goto out;
 	}
@@ -1058,7 +1067,7 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
 		dev->ip_ptr = NULL;
 		break;
 	case NETDEV_UP:
-		if (dev->mtu < 68)
+		if (!inetdev_valid_mtu(dev->mtu))
 			break;
 		if (dev->flags & IFF_LOOPBACK) {
 			struct in_ifaddr *ifa;
@@ -1080,9 +1089,9 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
 		ip_mc_down(in_dev);
 		break;
 	case NETDEV_CHANGEMTU:
-		if (dev->mtu >= 68)
+		if (inetdev_valid_mtu(dev->mtu))
 			break;
-		/* MTU falled under 68, disable IP */
+		/* disable IP when MTU is not enough */
 	case NETDEV_UNREGISTER:
 		inetdev_destroy(in_dev);
 		break;
diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c
index d985bd613d2..743f011b9a8 100644
--- a/net/ipv4/inet_timewait_sock.c
+++ b/net/ipv4/inet_timewait_sock.c
@@ -409,3 +409,38 @@ out:
 }
 
 EXPORT_SYMBOL_GPL(inet_twdr_twcal_tick);
+
+void inet_twsk_purge(struct net *net, struct inet_hashinfo *hashinfo,
+		     struct inet_timewait_death_row *twdr, int family)
+{
+	struct inet_timewait_sock *tw;
+	struct sock *sk;
+	struct hlist_node *node;
+	int h;
+
+	local_bh_disable();
+	for (h = 0; h < (hashinfo->ehash_size); h++) {
+		struct inet_ehash_bucket *head =
+			inet_ehash_bucket(hashinfo, h);
+		rwlock_t *lock = inet_ehash_lockp(hashinfo, h);
+restart:
+		write_lock(lock);
+		sk_for_each(sk, node, &head->twchain) {
+
+			tw = inet_twsk(sk);
+			if (!net_eq(twsk_net(tw), net) ||
+			    tw->tw_family != family)
+				continue;
+
+			atomic_inc(&tw->tw_refcnt);
+			write_unlock(lock);
+			inet_twsk_deschedule(tw, twdr);
+			inet_twsk_put(tw);
+
+			goto restart;
+		}
+		write_unlock(lock);
+	}
+	local_bh_enable();
+}
+EXPORT_SYMBOL_GPL(inet_twsk_purge);
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 37ca3843c40..3dfbc21e555 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2388,6 +2388,7 @@ static int __net_init tcp_sk_init(struct net *net)
 static void __net_exit tcp_sk_exit(struct net *net)
 {
 	inet_ctl_sock_destroy(net->ipv4.tcp_sock);
+	inet_twsk_purge(net, &tcp_hashinfo, &tcp_death_row, AF_INET);
 }
 
 static struct pernet_operations __net_initdata tcp_sk_ops = {
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 5b90b369ccb..b585c850a89 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -2148,6 +2148,7 @@ static int tcpv6_net_init(struct net *net)
 static void tcpv6_net_exit(struct net *net)
 {
 	inet_ctl_sock_destroy(net->ipv6.tcp_sk);
+	inet_twsk_purge(net, &tcp_hashinfo, &tcp_death_row, AF_INET6);
 }
 
 static struct pernet_operations tcpv6_net_ops = {
diff --git a/net/mac80211/debugfs_key.c b/net/mac80211/debugfs_key.c
index 7439b63df5d..cf82acec913 100644
--- a/net/mac80211/debugfs_key.c
+++ b/net/mac80211/debugfs_key.c
@@ -265,7 +265,7 @@ void ieee80211_debugfs_key_add_default(struct ieee80211_sub_if_data *sdata)
 	key = sdata->default_key;
 	if (key) {
 		sprintf(buf, "../keys/%d", key->debugfs.cnt);
-		sdata->debugfs.default_key =
+		sdata->common_debugfs.default_key =
 			debugfs_create_symlink("default_key",
 					       sdata->debugfsdir, buf);
 	} else
@@ -277,8 +277,8 @@ void ieee80211_debugfs_key_remove_default(struct ieee80211_sub_if_data *sdata)
 	if (!sdata)
 		return;
 
-	debugfs_remove(sdata->debugfs.default_key);
-	sdata->debugfs.default_key = NULL;
+	debugfs_remove(sdata->common_debugfs.default_key);
+	sdata->common_debugfs.default_key = NULL;
 }
 
 void ieee80211_debugfs_key_sta_del(struct ieee80211_key *key,
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 570ae83c71b..c68d4df1119 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -498,8 +498,10 @@ struct ieee80211_sub_if_data {
 		struct {
 			struct dentry *mode;
 		} monitor;
-		struct dentry *default_key;
 	} debugfs;
+	struct {
+		struct dentry *default_key;
+	} common_debugfs;
 
 #ifdef CONFIG_MAC80211_MESH
 	struct dentry *mesh_stats_dir;
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 638b75f36e2..396cfb2d0f4 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -1675,6 +1675,13 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
 		}
 	}
 
+	/* if low-level driver supports AP, we also support VLAN */
+	if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_AP))
+		local->hw.wiphy->interface_modes |= BIT(NL80211_IFTYPE_AP_VLAN);
+
+	/* mac80211 always supports monitor */
+	local->hw.wiphy->interface_modes |= BIT(NL80211_IFTYPE_MONITOR);
+
 	result = wiphy_register(local->hw.wiphy);
 	if (result < 0)
 		return result;
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 7d53382f1a5..df12e746b03 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -508,7 +508,6 @@ static void ieee80211_sta_send_associnfo(struct ieee80211_sub_if_data *sdata,
 		wireless_send_event(sdata->dev, IWEVASSOCREQIE, &wrqu,
 				    ifsta->assocreq_ies);
 	}
-
 	if (ifsta->assocresp_ies) {
 		memset(&wrqu, 0, sizeof(wrqu));
 		wrqu.data.length = ifsta->assocresp_ies_len;
@@ -2557,6 +2556,33 @@ u64 ieee80211_sta_get_rates(struct ieee80211_local *local,
 	return supp_rates;
 }
 
+static u64 ieee80211_sta_get_mandatory_rates(struct ieee80211_local *local,
+					enum ieee80211_band band)
+{
+	struct ieee80211_supported_band *sband;
+	struct ieee80211_rate *bitrates;
+	u64 mandatory_rates;
+	enum ieee80211_rate_flags mandatory_flag;
+	int i;
+
+	sband = local->hw.wiphy->bands[band];
+	if (!sband) {
+		WARN_ON(1);
+		sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
+	}
+
+	if (band == IEEE80211_BAND_2GHZ)
+		mandatory_flag = IEEE80211_RATE_MANDATORY_B;
+	else
+		mandatory_flag = IEEE80211_RATE_MANDATORY_A;
+
+	bitrates = sband->bitrates;
+	mandatory_rates = 0;
+	for (i = 0; i < sband->n_bitrates; i++)
+		if (bitrates[i].flags & mandatory_flag)
+			mandatory_rates |= BIT(i);
+	return mandatory_rates;
+}
 
 static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
 				  struct ieee80211_mgmt *mgmt,
@@ -2568,9 +2594,11 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
 	int freq, clen;
 	struct ieee80211_sta_bss *bss;
 	struct sta_info *sta;
-	u64 beacon_timestamp, rx_timestamp;
 	struct ieee80211_channel *channel;
+	u64 beacon_timestamp, rx_timestamp;
+	u64 supp_rates = 0;
 	bool beacon = ieee80211_is_beacon(mgmt->frame_control);
+	enum ieee80211_band band = rx_status->band;
 	DECLARE_MAC_BUF(mac);
 	DECLARE_MAC_BUF(mac2);
 
@@ -2578,30 +2606,41 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
 
 	if (ieee80211_vif_is_mesh(&sdata->vif) && elems->mesh_id &&
 	    elems->mesh_config && mesh_matches_local(elems, sdata)) {
-		u64 rates = ieee80211_sta_get_rates(local, elems,
-						rx_status->band);
+		supp_rates = ieee80211_sta_get_rates(local, elems, band);
 
-		mesh_neighbour_update(mgmt->sa, rates, sdata,
+		mesh_neighbour_update(mgmt->sa, supp_rates, sdata,
 				      mesh_peer_accepts_plinks(elems));
 	}
 
 	rcu_read_lock();
 
 	if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS && elems->supp_rates &&
-	    memcmp(mgmt->bssid, sdata->u.sta.bssid, ETH_ALEN) == 0 &&
-	    (sta = sta_info_get(local, mgmt->sa))) {
-		u64 prev_rates;
-		u64 supp_rates = ieee80211_sta_get_rates(local, elems,
-							rx_status->band);
-
-		prev_rates = sta->supp_rates[rx_status->band];
-		sta->supp_rates[rx_status->band] &= supp_rates;
-		if (sta->supp_rates[rx_status->band] == 0) {
-			/* No matching rates - this should not really happen.
-			 * Make sure that at least one rate is marked
-			 * supported to avoid issues with TX rate ctrl. */
-			sta->supp_rates[rx_status->band] =
-				sdata->u.sta.supp_rates_bits[rx_status->band];
+	    memcmp(mgmt->bssid, sdata->u.sta.bssid, ETH_ALEN) == 0) {
+
+		supp_rates = ieee80211_sta_get_rates(local, elems, band);
+
+		sta = sta_info_get(local, mgmt->sa);
+		if (sta) {
+			u64 prev_rates;
+
+			prev_rates = sta->supp_rates[band];
+			/* make sure mandatory rates are always added */
+			sta->supp_rates[band] = supp_rates |
+				ieee80211_sta_get_mandatory_rates(local, band);
+
+#ifdef CONFIG_MAC80211_IBSS_DEBUG
+			if (sta->supp_rates[band] != prev_rates)
+				printk(KERN_DEBUG "%s: updated supp_rates set "
+				    "for %s based on beacon info (0x%llx | "
+				    "0x%llx -> 0x%llx)\n",
+				    sdata->dev->name, print_mac(mac, sta->addr),
+				    (unsigned long long) prev_rates,
+				    (unsigned long long) supp_rates,
+				    (unsigned long long) sta->supp_rates[band]);
+#endif
+		} else {
+			ieee80211_ibss_add_sta(sdata, NULL, mgmt->bssid,
+					       mgmt->sa, supp_rates);
 		}
 	}
 
@@ -2683,7 +2722,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
 		bss->supp_rates_len += clen;
 	}
 
-	bss->band = rx_status->band;
+	bss->band = band;
 
 	bss->timestamp = beacon_timestamp;
 	bss->last_update = jiffies;
@@ -2738,7 +2777,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
 			 * e.g: at 1 MBit that means mactime is 192 usec earlier
 			 * (=24 bytes * 8 usecs/byte) than the beacon timestamp.
 			 */
-			int rate = local->hw.wiphy->bands[rx_status->band]->
+			int rate = local->hw.wiphy->bands[band]->
 					bitrates[rx_status->rate_idx].bitrate;
 			rx_timestamp = rx_status->mactime + (24 * 8 * 10 / rate);
 		} else if (local && local->ops && local->ops->get_tsf)
@@ -2766,7 +2805,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
 			ieee80211_sta_join_ibss(sdata, &sdata->u.sta, bss);
 			ieee80211_ibss_add_sta(sdata, NULL,
 					       mgmt->bssid, mgmt->sa,
-					       BIT(rx_status->rate_idx));
+					       supp_rates);
 		}
 	}
 
@@ -3032,7 +3071,6 @@ void ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *
 	kfree_skb(skb);
 }
 
-
 static void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
 					 struct sk_buff *skb)
 {
@@ -4316,10 +4354,9 @@ struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
 
 	set_sta_flags(sta, WLAN_STA_AUTHORIZED);
 
-	if (supp_rates)
-		sta->supp_rates[band] = supp_rates;
-	else
-		sta->supp_rates[band] = sdata->u.sta.supp_rates_bits[band];
+	/* make sure mandatory rates are always added */
+	sta->supp_rates[band] = supp_rates |
+			ieee80211_sta_get_mandatory_rates(local, band);
 
 	rate_control_rate_init(sta, local);
 
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index fd83ef760a3..7e09b30dd39 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1743,10 +1743,6 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
 		if (!bssid)
 			return 0;
 		if (ieee80211_is_beacon(hdr->frame_control)) {
-			if (!rx->sta)
-				rx->sta = ieee80211_ibss_add_sta(sdata,
-						rx->skb, bssid, hdr->addr2,
-						BIT(rx->status->rate_idx));
 			return 1;
 		}
 		else if (!ieee80211_bssid_match(bssid, sdata->u.sta.bssid)) {
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 109db787ccb..4a581a5b576 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -204,6 +204,7 @@ struct sta_ampdu_mlme {
  * @tx_fragments: number of transmitted MPDUs
  * @txrate_idx: TBD
  * @last_txrate_idx: TBD
+ * @tid_seq: TBD
  * @wme_tx_queue: TBD
  * @ampdu_mlme: TBD
  * @timer_to_tid: identity mapping to ID timers
diff --git a/net/netfilter/nf_conntrack_irc.c b/net/netfilter/nf_conntrack_irc.c
index 1b1226d6653..20633fdf7e6 100644
--- a/net/netfilter/nf_conntrack_irc.c
+++ b/net/netfilter/nf_conntrack_irc.c
@@ -68,11 +68,21 @@ static const char *const dccprotos[] = {
 static int parse_dcc(char *data, const char *data_end, u_int32_t *ip,
 		     u_int16_t *port, char **ad_beg_p, char **ad_end_p)
 {
+	char *tmp;
+
 	/* at least 12: "AAAAAAAA P\1\n" */
 	while (*data++ != ' ')
 		if (data > data_end - 12)
 			return -1;
 
+	/* Make sure we have a newline character within the packet boundaries
+	 * because simple_strtoul parses until the first invalid character. */
+	for (tmp = data; tmp <= data_end; tmp++)
+		if (*tmp == '\n')
+			break;
+	if (tmp > data_end || *tmp != '\n')
+		return -1;
+
 	*ad_beg_p = data;
 	*ip = simple_strtoul(data, &data, 10);
 
diff --git a/net/netfilter/nf_conntrack_proto_gre.c b/net/netfilter/nf_conntrack_proto_gre.c
index 654a4f7f12c..9bd03967fea 100644
--- a/net/netfilter/nf_conntrack_proto_gre.c
+++ b/net/netfilter/nf_conntrack_proto_gre.c
@@ -45,12 +45,12 @@ static LIST_HEAD(gre_keymap_list);
 
 void nf_ct_gre_keymap_flush(void)
 {
-	struct list_head *pos, *n;
+	struct nf_ct_gre_keymap *km, *tmp;
 
 	write_lock_bh(&nf_ct_gre_lock);
-	list_for_each_safe(pos, n, &gre_keymap_list) {
-		list_del(pos);
-		kfree(pos);
+	list_for_each_entry_safe(km, tmp, &gre_keymap_list, list) {
+		list_del(&km->list);
+		kfree(km);
 	}
 	write_unlock_bh(&nf_ct_gre_lock);
 }
@@ -97,10 +97,14 @@ int nf_ct_gre_keymap_add(struct nf_conn *ct, enum ip_conntrack_dir dir,
 	kmp = &help->help.ct_pptp_info.keymap[dir];
 	if (*kmp) {
 		/* check whether it's a retransmission */
+		read_lock_bh(&nf_ct_gre_lock);
 		list_for_each_entry(km, &gre_keymap_list, list) {
-			if (gre_key_cmpfn(km, t) && km == *kmp)
+			if (gre_key_cmpfn(km, t) && km == *kmp) {
+				read_unlock_bh(&nf_ct_gre_lock);
 				return 0;
+			}
 		}
+		read_unlock_bh(&nf_ct_gre_lock);
 		pr_debug("trying to override keymap_%s for ct %p\n",
 			 dir == IP_CT_DIR_REPLY ? "reply" : "orig", ct);
 		return -EEXIST;
diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
index 2f9bbc058b4..1fa306be60f 100644
--- a/net/netfilter/nf_conntrack_sip.c
+++ b/net/netfilter/nf_conntrack_sip.c
@@ -1193,7 +1193,6 @@ static const struct sip_handler sip_handlers[] = {
 static int process_sip_response(struct sk_buff *skb,
 				const char **dptr, unsigned int *datalen)
 {
-	static const struct sip_handler *handler;
 	enum ip_conntrack_info ctinfo;
 	struct nf_conn *ct = nf_ct_get(skb, &ctinfo);
 	unsigned int matchoff, matchlen;
@@ -1214,6 +1213,8 @@ static int process_sip_response(struct sk_buff *skb,
 	dataoff = matchoff + matchlen + 1;
 
 	for (i = 0; i < ARRAY_SIZE(sip_handlers); i++) {
+		const struct sip_handler *handler;
+
 		handler = &sip_handlers[i];
 		if (handler->response == NULL)
 			continue;
@@ -1228,13 +1229,14 @@ static int process_sip_response(struct sk_buff *skb,
 static int process_sip_request(struct sk_buff *skb,
 			       const char **dptr, unsigned int *datalen)
 {
-	static const struct sip_handler *handler;
 	enum ip_conntrack_info ctinfo;
 	struct nf_conn *ct = nf_ct_get(skb, &ctinfo);
 	unsigned int matchoff, matchlen;
 	unsigned int cseq, i;
 
 	for (i = 0; i < ARRAY_SIZE(sip_handlers); i++) {
+		const struct sip_handler *handler;
+
 		handler = &sip_handlers[i];
 		if (handler->request == NULL)
 			continue;
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 9634091ee2f..ec0a0839ce5 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -215,10 +215,9 @@ static void dev_watchdog(unsigned long arg)
 			    time_after(jiffies, (dev->trans_start +
 						 dev->watchdog_timeo))) {
 				char drivername[64];
-				printk(KERN_INFO "NETDEV WATCHDOG: %s (%s): transmit timed out\n",
+				WARN_ONCE(1, KERN_INFO "NETDEV WATCHDOG: %s (%s): transmit timed out\n",
 				       dev->name, netdev_drivername(dev, drivername, 64));
 				dev->tx_timeout(dev);
-				WARN_ON_ONCE(1);
 			}
 			if (!mod_timer(&dev->watchdog_timer,
 				       round_jiffies(jiffies +
diff --git a/net/sunrpc/sysctl.c b/net/sunrpc/sysctl.c
index 0f8c439b848..5231f7aaac0 100644
--- a/net/sunrpc/sysctl.c
+++ b/net/sunrpc/sysctl.c
@@ -60,24 +60,14 @@ static int proc_do_xprt(ctl_table *table, int write, struct file *file,
 			void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	char tmpbuf[256];
-	int len;
+	size_t len;
+
 	if ((*ppos && !write) || !*lenp) {
 		*lenp = 0;
 		return 0;
 	}
-	if (write)
-		return -EINVAL;
-	else {
-		len = svc_print_xprts(tmpbuf, sizeof(tmpbuf));
-		if (!access_ok(VERIFY_WRITE, buffer, len))
-			return -EFAULT;
-
-		if (__copy_to_user(buffer, tmpbuf, len))
-			return -EFAULT;
-	}
-	*lenp -= len;
-	*ppos += len;
-	return 0;
+	len = svc_print_xprts(tmpbuf, sizeof(tmpbuf));
+	return simple_read_from_buffer(buffer, *lenp, ppos, tmpbuf, len);
 }
 
 static int
diff --git a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
index b4b17f44cb2..74de31a0661 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
@@ -443,18 +443,18 @@ int svc_rdma_recvfrom(struct svc_rqst *rqstp)
 
 	dprintk("svcrdma: rqstp=%p\n", rqstp);
 
-	spin_lock_bh(&rdma_xprt->sc_read_complete_lock);
+	spin_lock_bh(&rdma_xprt->sc_rq_dto_lock);
 	if (!list_empty(&rdma_xprt->sc_read_complete_q)) {
 		ctxt = list_entry(rdma_xprt->sc_read_complete_q.next,
 				  struct svc_rdma_op_ctxt,
 				  dto_q);
 		list_del_init(&ctxt->dto_q);
 	}
-	spin_unlock_bh(&rdma_xprt->sc_read_complete_lock);
-	if (ctxt)
+	if (ctxt) {
+		spin_unlock_bh(&rdma_xprt->sc_rq_dto_lock);
 		return rdma_read_complete(rqstp, ctxt);
+	}
 
-	spin_lock_bh(&rdma_xprt->sc_rq_dto_lock);
 	if (!list_empty(&rdma_xprt->sc_rq_dto_q)) {
 		ctxt = list_entry(rdma_xprt->sc_rq_dto_q.next,
 				  struct svc_rdma_op_ctxt,
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index 19ddc382b77..900cb69728c 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -359,11 +359,11 @@ static void sq_cq_reap(struct svcxprt_rdma *xprt)
 			if (test_bit(RDMACTXT_F_LAST_CTXT, &ctxt->flags)) {
 				struct svc_rdma_op_ctxt *read_hdr = ctxt->read_hdr;
 				BUG_ON(!read_hdr);
+				spin_lock_bh(&xprt->sc_rq_dto_lock);
 				set_bit(XPT_DATA, &xprt->sc_xprt.xpt_flags);
-				spin_lock_bh(&xprt->sc_read_complete_lock);
 				list_add_tail(&read_hdr->dto_q,
 					      &xprt->sc_read_complete_q);
-				spin_unlock_bh(&xprt->sc_read_complete_lock);
+				spin_unlock_bh(&xprt->sc_rq_dto_lock);
 				svc_xprt_enqueue(&xprt->sc_xprt);
 			}
 			svc_rdma_put_context(ctxt, 0);
@@ -428,7 +428,6 @@ static struct svcxprt_rdma *rdma_create_xprt(struct svc_serv *serv,
 	init_waitqueue_head(&cma_xprt->sc_send_wait);
 
 	spin_lock_init(&cma_xprt->sc_lock);
-	spin_lock_init(&cma_xprt->sc_read_complete_lock);
 	spin_lock_init(&cma_xprt->sc_rq_dto_lock);
 
 	cma_xprt->sc_ord = svcrdma_ord;
diff --git a/net/tipc/bcast.c b/net/tipc/bcast.c
index b1ff16aa4bd..3ddaff42d1b 100644
--- a/net/tipc/bcast.c
+++ b/net/tipc/bcast.c
@@ -96,8 +96,8 @@ struct bcbearer {
 	struct media media;
 	struct bcbearer_pair bpairs[MAX_BEARERS];
 	struct bcbearer_pair bpairs_temp[TIPC_MAX_LINK_PRI + 1];
-	struct node_map remains;
-	struct node_map remains_new;
+	struct tipc_node_map remains;
+	struct tipc_node_map remains_new;
 };
 
 /**
@@ -110,7 +110,7 @@ struct bcbearer {
 
 struct bclink {
 	struct link link;
-	struct node node;
+	struct tipc_node node;
 };
 
 
@@ -149,7 +149,7 @@ static void bcbuf_decr_acks(struct sk_buff *buf)
  * Called with 'node' locked, bc_lock unlocked
  */
 
-static void bclink_set_gap(struct node *n_ptr)
+static void bclink_set_gap(struct tipc_node *n_ptr)
 {
 	struct sk_buff *buf = n_ptr->bclink.deferred_head;
 
@@ -202,7 +202,7 @@ static void bclink_retransmit_pkt(u32 after, u32 to)
  * Node is locked, bc_lock unlocked.
  */
 
-void tipc_bclink_acknowledge(struct node *n_ptr, u32 acked)
+void tipc_bclink_acknowledge(struct tipc_node *n_ptr, u32 acked)
 {
 	struct sk_buff *crs;
 	struct sk_buff *next;
@@ -250,7 +250,7 @@ void tipc_bclink_acknowledge(struct node *n_ptr, u32 acked)
  * tipc_net_lock and node lock set
  */
 
-static void bclink_send_ack(struct node *n_ptr)
+static void bclink_send_ack(struct tipc_node *n_ptr)
 {
 	struct link *l_ptr = n_ptr->active_links[n_ptr->addr & 1];
 
@@ -264,7 +264,7 @@ static void bclink_send_ack(struct node *n_ptr)
  * tipc_net_lock and node lock set
  */
 
-static void bclink_send_nack(struct node *n_ptr)
+static void bclink_send_nack(struct tipc_node *n_ptr)
 {
 	struct sk_buff *buf;
 	struct tipc_msg *msg;
@@ -308,7 +308,7 @@ static void bclink_send_nack(struct node *n_ptr)
  * tipc_net_lock and node lock set
  */
 
-void tipc_bclink_check_gap(struct node *n_ptr, u32 last_sent)
+void tipc_bclink_check_gap(struct tipc_node *n_ptr, u32 last_sent)
 {
 	if (!n_ptr->bclink.supported ||
 	    less_eq(last_sent, mod(n_ptr->bclink.last_in)))
@@ -328,7 +328,7 @@ void tipc_bclink_check_gap(struct node *n_ptr, u32 last_sent)
 
 static void tipc_bclink_peek_nack(u32 dest, u32 sender_tag, u32 gap_after, u32 gap_to)
 {
-	struct node *n_ptr = tipc_node_find(dest);
+	struct tipc_node *n_ptr = tipc_node_find(dest);
 	u32 my_after, my_to;
 
 	if (unlikely(!n_ptr || !tipc_node_is_up(n_ptr)))
@@ -418,7 +418,7 @@ void tipc_bclink_recv_pkt(struct sk_buff *buf)
 	static int rx_count = 0;
 #endif
 	struct tipc_msg *msg = buf_msg(buf);
-	struct node* node = tipc_node_find(msg_prevnode(msg));
+	struct tipc_node* node = tipc_node_find(msg_prevnode(msg));
 	u32 next_in;
 	u32 seqno;
 	struct sk_buff *deferred;
@@ -538,7 +538,7 @@ u32 tipc_bclink_get_last_sent(void)
 	return last_sent;
 }
 
-u32 tipc_bclink_acks_missing(struct node *n_ptr)
+u32 tipc_bclink_acks_missing(struct tipc_node *n_ptr)
 {
 	return (n_ptr->bclink.supported &&
 		(tipc_bclink_get_last_sent() != n_ptr->bclink.acked));
diff --git a/net/tipc/bcast.h b/net/tipc/bcast.h
index a2416fa6b90..5aa024b99c5 100644
--- a/net/tipc/bcast.h
+++ b/net/tipc/bcast.h
@@ -41,12 +41,12 @@
 #define WSIZE 32
 
 /**
- * struct node_map - set of node identifiers
+ * struct tipc_node_map - set of node identifiers
  * @count: # of nodes in set
  * @map: bitmap of node identifiers that are in the set
  */
 
-struct node_map {
+struct tipc_node_map {
 	u32 count;
 	u32 map[MAX_NODES / WSIZE];
 };
@@ -68,7 +68,7 @@ struct port_list {
 };
 
 
-struct node;
+struct tipc_node;
 
 extern char tipc_bclink_name[];
 
@@ -77,7 +77,7 @@ extern char tipc_bclink_name[];
  * nmap_add - add a node to a node map
  */
 
-static inline void tipc_nmap_add(struct node_map *nm_ptr, u32 node)
+static inline void tipc_nmap_add(struct tipc_node_map *nm_ptr, u32 node)
 {
 	int n = tipc_node(node);
 	int w = n / WSIZE;
@@ -93,7 +93,7 @@ static inline void tipc_nmap_add(struct node_map *nm_ptr, u32 node)
  * nmap_remove - remove a node from a node map
  */
 
-static inline void tipc_nmap_remove(struct node_map *nm_ptr, u32 node)
+static inline void tipc_nmap_remove(struct tipc_node_map *nm_ptr, u32 node)
 {
 	int n = tipc_node(node);
 	int w = n / WSIZE;
@@ -109,7 +109,7 @@ static inline void tipc_nmap_remove(struct node_map *nm_ptr, u32 node)
  * nmap_equal - test for equality of node maps
  */
 
-static inline int tipc_nmap_equal(struct node_map *nm_a, struct node_map *nm_b)
+static inline int tipc_nmap_equal(struct tipc_node_map *nm_a, struct tipc_node_map *nm_b)
 {
 	return !memcmp(nm_a, nm_b, sizeof(*nm_a));
 }
@@ -121,8 +121,8 @@ static inline int tipc_nmap_equal(struct node_map *nm_a, struct node_map *nm_b)
  * @nm_diff: output node map A-B (i.e. nodes of A that are not in B)
  */
 
-static inline void tipc_nmap_diff(struct node_map *nm_a, struct node_map *nm_b,
-				  struct node_map *nm_diff)
+static inline void tipc_nmap_diff(struct tipc_node_map *nm_a, struct tipc_node_map *nm_b,
+				  struct tipc_node_map *nm_diff)
 {
 	int stop = sizeof(nm_a->map) / sizeof(u32);
 	int w;
@@ -195,12 +195,12 @@ static inline void tipc_port_list_free(struct port_list *pl_ptr)
 
 int  tipc_bclink_init(void);
 void tipc_bclink_stop(void);
-void tipc_bclink_acknowledge(struct node *n_ptr, u32 acked);
+void tipc_bclink_acknowledge(struct tipc_node *n_ptr, u32 acked);
 int  tipc_bclink_send_msg(struct sk_buff *buf);
 void tipc_bclink_recv_pkt(struct sk_buff *buf);
 u32  tipc_bclink_get_last_sent(void);
-u32  tipc_bclink_acks_missing(struct node *n_ptr);
-void tipc_bclink_check_gap(struct node *n_ptr, u32 seqno);
+u32  tipc_bclink_acks_missing(struct tipc_node *n_ptr);
+void tipc_bclink_check_gap(struct tipc_node *n_ptr, u32 seqno);
 int  tipc_bclink_stats(char *stats_buf, const u32 buf_size);
 int  tipc_bclink_reset_stats(void);
 int  tipc_bclink_set_queue_limits(u32 limit);
diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c
index 6a9aba3edd0..a7a36779b9b 100644
--- a/net/tipc/bearer.c
+++ b/net/tipc/bearer.c
@@ -599,7 +599,7 @@ int tipc_block_bearer(const char *name)
 	spin_lock_bh(&b_ptr->publ.lock);
 	b_ptr->publ.blocked = 1;
 	list_for_each_entry_safe(l_ptr, temp_l_ptr, &b_ptr->links, link_list) {
-		struct node *n_ptr = l_ptr->owner;
+		struct tipc_node *n_ptr = l_ptr->owner;
 
 		spin_lock_bh(&n_ptr->lock);
 		tipc_link_reset(l_ptr);
diff --git a/net/tipc/bearer.h b/net/tipc/bearer.h
index 6a36b6600e6..ca573489271 100644
--- a/net/tipc/bearer.h
+++ b/net/tipc/bearer.h
@@ -104,7 +104,7 @@ struct bearer {
 	u32 continue_count;
 	int active;
 	char net_plane;
-	struct node_map nodes;
+	struct tipc_node_map nodes;
 };
 
 struct bearer_name {
diff --git a/net/tipc/cluster.c b/net/tipc/cluster.c
index 46ee6c58532..689fdefe9d0 100644
--- a/net/tipc/cluster.c
+++ b/net/tipc/cluster.c
@@ -48,8 +48,8 @@ static void tipc_cltr_multicast(struct cluster *c_ptr, struct sk_buff *buf,
 				u32 lower, u32 upper);
 static struct sk_buff *tipc_cltr_prepare_routing_msg(u32 data_size, u32 dest);
 
-struct node **tipc_local_nodes = NULL;
-struct node_map tipc_cltr_bcast_nodes = {0,{0,}};
+struct tipc_node **tipc_local_nodes = NULL;
+struct tipc_node_map tipc_cltr_bcast_nodes = {0,{0,}};
 u32 tipc_highest_allowed_slave = 0;
 
 struct cluster *tipc_cltr_create(u32 addr)
@@ -115,7 +115,7 @@ void tipc_cltr_delete(struct cluster *c_ptr)
 
 u32 tipc_cltr_next_node(struct cluster *c_ptr, u32 addr)
 {
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	u32 n_num = tipc_node(addr) + 1;
 
 	if (!c_ptr)
@@ -133,7 +133,7 @@ u32 tipc_cltr_next_node(struct cluster *c_ptr, u32 addr)
 	return 0;
 }
 
-void tipc_cltr_attach_node(struct cluster *c_ptr, struct node *n_ptr)
+void tipc_cltr_attach_node(struct cluster *c_ptr, struct tipc_node *n_ptr)
 {
 	u32 n_num = tipc_node(n_ptr->addr);
 	u32 max_n_num = tipc_max_nodes;
@@ -196,7 +196,7 @@ u32 tipc_cltr_select_router(struct cluster *c_ptr, u32 ref)
  * Uses deterministic and fair algorithm.
  */
 
-struct node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector)
+struct tipc_node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector)
 {
 	u32 n_num;
 	u32 mask = tipc_max_nodes;
@@ -379,7 +379,7 @@ void tipc_cltr_recv_routing_table(struct sk_buff *buf)
 {
 	struct tipc_msg *msg = buf_msg(buf);
 	struct cluster *c_ptr;
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	unchar *node_table;
 	u32 table_size;
 	u32 router;
@@ -499,7 +499,7 @@ static void tipc_cltr_multicast(struct cluster *c_ptr, struct sk_buff *buf,
 			 u32 lower, u32 upper)
 {
 	struct sk_buff *buf_copy;
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	u32 n_num;
 	u32 tstop;
 
@@ -534,7 +534,7 @@ void tipc_cltr_broadcast(struct sk_buff *buf)
 {
 	struct sk_buff *buf_copy;
 	struct cluster *c_ptr;
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	u32 n_num;
 	u32 tstart;
 	u32 tstop;
diff --git a/net/tipc/cluster.h b/net/tipc/cluster.h
index 62df074afae..333efb0b9c4 100644
--- a/net/tipc/cluster.h
+++ b/net/tipc/cluster.h
@@ -54,24 +54,24 @@
 struct cluster {
 	u32 addr;
 	struct _zone *owner;
-	struct node **nodes;
+	struct tipc_node **nodes;
 	u32 highest_node;
 	u32 highest_slave;
 };
 
 
-extern struct node **tipc_local_nodes;
+extern struct tipc_node **tipc_local_nodes;
 extern u32 tipc_highest_allowed_slave;
-extern struct node_map tipc_cltr_bcast_nodes;
+extern struct tipc_node_map tipc_cltr_bcast_nodes;
 
 void tipc_cltr_remove_as_router(struct cluster *c_ptr, u32 router);
 void tipc_cltr_send_ext_routes(struct cluster *c_ptr, u32 dest);
-struct node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector);
+struct tipc_node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector);
 u32 tipc_cltr_select_router(struct cluster *c_ptr, u32 ref);
 void tipc_cltr_recv_routing_table(struct sk_buff *buf);
 struct cluster *tipc_cltr_create(u32 addr);
 void tipc_cltr_delete(struct cluster *c_ptr);
-void tipc_cltr_attach_node(struct cluster *c_ptr, struct node *n_ptr);
+void tipc_cltr_attach_node(struct cluster *c_ptr, struct tipc_node *n_ptr);
 void tipc_cltr_send_slave_routes(struct cluster *c_ptr, u32 dest);
 void tipc_cltr_broadcast(struct sk_buff *buf);
 int tipc_cltr_init(void);
diff --git a/net/tipc/discover.c b/net/tipc/discover.c
index 1657f0e795f..74b7d1e28ae 100644
--- a/net/tipc/discover.c
+++ b/net/tipc/discover.c
@@ -193,7 +193,7 @@ void tipc_disc_recv_msg(struct sk_buff *buf, struct bearer *b_ptr)
 		/* Always accept link here */
 		struct sk_buff *rbuf;
 		struct tipc_media_addr *addr;
-		struct node *n_ptr = tipc_node_find(orig);
+		struct tipc_node *n_ptr = tipc_node_find(orig);
 		int link_fully_up;
 
 		dbg(" in own cluster\n");
diff --git a/net/tipc/link.c b/net/tipc/link.c
index d60113ba4b1..dd4c18b9a35 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1155,7 +1155,7 @@ int tipc_link_send_buf(struct link *l_ptr, struct sk_buff *buf)
 int tipc_link_send(struct sk_buff *buf, u32 dest, u32 selector)
 {
 	struct link *l_ptr;
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	int res = -ELINKCONG;
 
 	read_lock_bh(&tipc_net_lock);
@@ -1226,7 +1226,7 @@ static int link_send_buf_fast(struct link *l_ptr, struct sk_buff *buf,
 int tipc_send_buf_fast(struct sk_buff *buf, u32 destnode)
 {
 	struct link *l_ptr;
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	int res;
 	u32 selector = msg_origport(buf_msg(buf)) & 1;
 	u32 dummy;
@@ -1270,7 +1270,7 @@ int tipc_link_send_sections_fast(struct port *sender,
 	struct tipc_msg *hdr = &sender->publ.phdr;
 	struct link *l_ptr;
 	struct sk_buff *buf;
-	struct node *node;
+	struct tipc_node *node;
 	int res;
 	u32 selector = msg_origport(hdr) & 1;
 
@@ -1364,7 +1364,7 @@ static int link_send_sections_long(struct port *sender,
 				   u32 destaddr)
 {
 	struct link *l_ptr;
-	struct node *node;
+	struct tipc_node *node;
 	struct tipc_msg *hdr = &sender->publ.phdr;
 	u32 dsz = msg_data_sz(hdr);
 	u32 max_pkt,fragm_sz,rest;
@@ -1636,7 +1636,7 @@ void tipc_link_push_queue(struct link *l_ptr)
 
 static void link_reset_all(unsigned long addr)
 {
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	char addr_string[16];
 	u32 i;
 
@@ -1682,7 +1682,7 @@ static void link_retransmit_failure(struct link *l_ptr, struct sk_buff *buf)
 
 		/* Handle failure on broadcast link */
 
-		struct node *n_ptr;
+		struct tipc_node *n_ptr;
 		char addr_string[16];
 
 		tipc_printf(TIPC_OUTPUT, "Msg seq number: %u,  ", msg_seqno(msg));
@@ -1843,7 +1843,7 @@ void tipc_recv_msg(struct sk_buff *head, struct tipc_bearer *tb_ptr)
 	read_lock_bh(&tipc_net_lock);
 	while (head) {
 		struct bearer *b_ptr = (struct bearer *)tb_ptr;
-		struct node *n_ptr;
+		struct tipc_node *n_ptr;
 		struct link *l_ptr;
 		struct sk_buff *crs;
 		struct sk_buff *buf = head;
@@ -2935,7 +2935,7 @@ void tipc_link_set_queue_limits(struct link *l_ptr, u32 window)
  * Returns pointer to link (or 0 if invalid link name).
  */
 
-static struct link *link_find_link(const char *name, struct node **node)
+static struct link *link_find_link(const char *name, struct tipc_node **node)
 {
 	struct link_name link_name_parts;
 	struct bearer *b_ptr;
@@ -2965,7 +2965,7 @@ struct sk_buff *tipc_link_cmd_config(const void *req_tlv_area, int req_tlv_space
 	struct tipc_link_config *args;
 	u32 new_value;
 	struct link *l_ptr;
-	struct node *node;
+	struct tipc_node *node;
 	int res;
 
 	if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_LINK_CONFIG))
@@ -3043,7 +3043,7 @@ struct sk_buff *tipc_link_cmd_reset_stats(const void *req_tlv_area, int req_tlv_
 {
 	char *link_name;
 	struct link *l_ptr;
-	struct node *node;
+	struct tipc_node *node;
 
 	if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_LINK_NAME))
 		return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
@@ -3091,7 +3091,7 @@ static int tipc_link_stats(const char *name, char *buf, const u32 buf_size)
 {
 	struct print_buf pb;
 	struct link *l_ptr;
-	struct node *node;
+	struct tipc_node *node;
 	char *status;
 	u32 profile_total = 0;
 
@@ -3207,7 +3207,7 @@ int link_control(const char *name, u32 op, u32 val)
 	int res = -EINVAL;
 	struct link *l_ptr;
 	u32 bearer_id;
-	struct node * node;
+	struct tipc_node * node;
 	u32 a;
 
 	a = link_name2addr(name, &bearer_id);
@@ -3249,7 +3249,7 @@ int link_control(const char *name, u32 op, u32 val)
 
 u32 tipc_link_get_max_pkt(u32 dest, u32 selector)
 {
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	struct link *l_ptr;
 	u32 res = MAX_PKT_DEFAULT;
 
diff --git a/net/tipc/link.h b/net/tipc/link.h
index 52f3e7c1871..6a51e38ad25 100644
--- a/net/tipc/link.h
+++ b/net/tipc/link.h
@@ -116,7 +116,7 @@ struct link {
 	char name[TIPC_MAX_LINK_NAME];
 	struct tipc_media_addr media_addr;
 	struct timer_list timer;
-	struct node *owner;
+	struct tipc_node *owner;
 	struct list_head link_list;
 
 	/* Management and link supervision data */
diff --git a/net/tipc/name_table.h b/net/tipc/name_table.h
index b9e7cd336d7..139882d4ed0 100644
--- a/net/tipc/name_table.h
+++ b/net/tipc/name_table.h
@@ -76,7 +76,7 @@ struct publication {
 	u32 node;
 	u32 ref;
 	u32 key;
-	struct node_subscr subscr;
+	struct tipc_node_subscr subscr;
 	struct list_head local_list;
 	struct list_head pport_list;
 	struct publication *node_list_next;
diff --git a/net/tipc/net.c b/net/tipc/net.c
index ec7b04fbdc4..7906608bf51 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -118,7 +118,7 @@
 DEFINE_RWLOCK(tipc_net_lock);
 struct network tipc_net = { NULL };
 
-struct node *tipc_net_select_remote_node(u32 addr, u32 ref)
+struct tipc_node *tipc_net_select_remote_node(u32 addr, u32 ref)
 {
 	return tipc_zone_select_remote_node(tipc_net.zones[tipc_zone(addr)], addr, ref);
 }
diff --git a/net/tipc/net.h b/net/tipc/net.h
index d154ac2bda9..de2b9ad8f64 100644
--- a/net/tipc/net.h
+++ b/net/tipc/net.h
@@ -55,7 +55,7 @@ extern rwlock_t tipc_net_lock;
 void tipc_net_remove_as_router(u32 router);
 void tipc_net_send_external_routes(u32 dest);
 void tipc_net_route_msg(struct sk_buff *buf);
-struct node *tipc_net_select_remote_node(u32 addr, u32 ref);
+struct tipc_node *tipc_net_select_remote_node(u32 addr, u32 ref);
 u32 tipc_net_select_router(u32 addr, u32 ref);
 
 int tipc_net_start(u32 addr);
diff --git a/net/tipc/node.c b/net/tipc/node.c
index ee952ad6021..20d98c56e15 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -46,11 +46,11 @@
 #include "bearer.h"
 #include "name_distr.h"
 
-void node_print(struct print_buf *buf, struct node *n_ptr, char *str);
-static void node_lost_contact(struct node *n_ptr);
-static void node_established_contact(struct node *n_ptr);
+void node_print(struct print_buf *buf, struct tipc_node *n_ptr, char *str);
+static void node_lost_contact(struct tipc_node *n_ptr);
+static void node_established_contact(struct tipc_node *n_ptr);
 
-struct node *tipc_nodes = NULL;	/* sorted list of nodes within cluster */
+struct tipc_node *tipc_nodes = NULL;	/* sorted list of nodes within cluster */
 
 static DEFINE_SPINLOCK(node_create_lock);
 
@@ -66,11 +66,11 @@ u32 tipc_own_tag = 0;
  * but this is a non-trivial change.)
  */
 
-struct node *tipc_node_create(u32 addr)
+struct tipc_node *tipc_node_create(u32 addr)
 {
 	struct cluster *c_ptr;
-	struct node *n_ptr;
-	struct node **curr_node;
+	struct tipc_node *n_ptr;
+	struct tipc_node **curr_node;
 
 	spin_lock_bh(&node_create_lock);
 
@@ -120,7 +120,7 @@ struct node *tipc_node_create(u32 addr)
 	return n_ptr;
 }
 
-void tipc_node_delete(struct node *n_ptr)
+void tipc_node_delete(struct tipc_node *n_ptr)
 {
 	if (!n_ptr)
 		return;
@@ -146,7 +146,7 @@ void tipc_node_delete(struct node *n_ptr)
  * Link becomes active (alone or shared) or standby, depending on its priority.
  */
 
-void tipc_node_link_up(struct node *n_ptr, struct link *l_ptr)
+void tipc_node_link_up(struct tipc_node *n_ptr, struct link *l_ptr)
 {
 	struct link **active = &n_ptr->active_links[0];
 
@@ -180,7 +180,7 @@ void tipc_node_link_up(struct node *n_ptr, struct link *l_ptr)
  * node_select_active_links - select active link
  */
 
-static void node_select_active_links(struct node *n_ptr)
+static void node_select_active_links(struct tipc_node *n_ptr)
 {
 	struct link **active = &n_ptr->active_links[0];
 	u32 i;
@@ -208,7 +208,7 @@ static void node_select_active_links(struct node *n_ptr)
  * tipc_node_link_down - handle loss of link
  */
 
-void tipc_node_link_down(struct node *n_ptr, struct link *l_ptr)
+void tipc_node_link_down(struct tipc_node *n_ptr, struct link *l_ptr)
 {
 	struct link **active;
 
@@ -235,30 +235,30 @@ void tipc_node_link_down(struct node *n_ptr, struct link *l_ptr)
 		node_lost_contact(n_ptr);
 }
 
-int tipc_node_has_active_links(struct node *n_ptr)
+int tipc_node_has_active_links(struct tipc_node *n_ptr)
 {
 	return (n_ptr &&
 		((n_ptr->active_links[0]) || (n_ptr->active_links[1])));
 }
 
-int tipc_node_has_redundant_links(struct node *n_ptr)
+int tipc_node_has_redundant_links(struct tipc_node *n_ptr)
 {
 	return (n_ptr->working_links > 1);
 }
 
-static int tipc_node_has_active_routes(struct node *n_ptr)
+static int tipc_node_has_active_routes(struct tipc_node *n_ptr)
 {
 	return (n_ptr && (n_ptr->last_router >= 0));
 }
 
-int tipc_node_is_up(struct node *n_ptr)
+int tipc_node_is_up(struct tipc_node *n_ptr)
 {
 	return (tipc_node_has_active_links(n_ptr) || tipc_node_has_active_routes(n_ptr));
 }
 
-struct node *tipc_node_attach_link(struct link *l_ptr)
+struct tipc_node *tipc_node_attach_link(struct link *l_ptr)
 {
-	struct node *n_ptr = tipc_node_find(l_ptr->addr);
+	struct tipc_node *n_ptr = tipc_node_find(l_ptr->addr);
 
 	if (!n_ptr)
 		n_ptr = tipc_node_create(l_ptr->addr);
@@ -285,7 +285,7 @@ struct node *tipc_node_attach_link(struct link *l_ptr)
 	return NULL;
 }
 
-void tipc_node_detach_link(struct node *n_ptr, struct link *l_ptr)
+void tipc_node_detach_link(struct tipc_node *n_ptr, struct link *l_ptr)
 {
 	n_ptr->links[l_ptr->b_ptr->identity] = NULL;
 	tipc_net.zones[tipc_zone(l_ptr->addr)]->links--;
@@ -338,7 +338,7 @@ void tipc_node_detach_link(struct node *n_ptr, struct link *l_ptr)
  *
  */
 
-static void node_established_contact(struct node *n_ptr)
+static void node_established_contact(struct tipc_node *n_ptr)
 {
 	struct cluster *c_ptr;
 
@@ -384,10 +384,10 @@ static void node_established_contact(struct node *n_ptr)
 				  tipc_highest_allowed_slave);
 }
 
-static void node_lost_contact(struct node *n_ptr)
+static void node_lost_contact(struct tipc_node *n_ptr)
 {
 	struct cluster *c_ptr;
-	struct node_subscr *ns, *tns;
+	struct tipc_node_subscr *ns, *tns;
 	char addr_string[16];
 	u32 i;
 
@@ -466,9 +466,9 @@ static void node_lost_contact(struct node *n_ptr)
  * Called by when cluster local lookup has failed.
  */
 
-struct node *tipc_node_select_next_hop(u32 addr, u32 selector)
+struct tipc_node *tipc_node_select_next_hop(u32 addr, u32 selector)
 {
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	u32 router_addr;
 
 	if (!tipc_addr_domain_valid(addr))
@@ -513,7 +513,7 @@ struct node *tipc_node_select_next_hop(u32 addr, u32 selector)
  * Uses a deterministic and fair algorithm for selecting router node.
  */
 
-u32 tipc_node_select_router(struct node *n_ptr, u32 ref)
+u32 tipc_node_select_router(struct tipc_node *n_ptr, u32 ref)
 {
 	u32 ulim;
 	u32 mask;
@@ -551,7 +551,7 @@ u32 tipc_node_select_router(struct node *n_ptr, u32 ref)
 	return tipc_addr(own_zone(), own_cluster(), r);
 }
 
-void tipc_node_add_router(struct node *n_ptr, u32 router)
+void tipc_node_add_router(struct tipc_node *n_ptr, u32 router)
 {
 	u32 r_num = tipc_node(router);
 
@@ -562,7 +562,7 @@ void tipc_node_add_router(struct node *n_ptr, u32 router)
 	       !n_ptr->routers[n_ptr->last_router]);
 }
 
-void tipc_node_remove_router(struct node *n_ptr, u32 router)
+void tipc_node_remove_router(struct tipc_node *n_ptr, u32 router)
 {
 	u32 r_num = tipc_node(router);
 
@@ -580,7 +580,7 @@ void tipc_node_remove_router(struct node *n_ptr, u32 router)
 }
 
 #if 0
-void node_print(struct print_buf *buf, struct node *n_ptr, char *str)
+void node_print(struct print_buf *buf, struct tipc_node *n_ptr, char *str)
 {
 	u32 i;
 
@@ -597,7 +597,7 @@ void node_print(struct print_buf *buf, struct node *n_ptr, char *str)
 
 u32 tipc_available_nodes(const u32 domain)
 {
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	u32 cnt = 0;
 
 	read_lock_bh(&tipc_net_lock);
@@ -615,7 +615,7 @@ struct sk_buff *tipc_node_get_nodes(const void *req_tlv_area, int req_tlv_space)
 {
 	u32 domain;
 	struct sk_buff *buf;
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	struct tipc_node_info node_info;
 	u32 payload_size;
 
@@ -667,7 +667,7 @@ struct sk_buff *tipc_node_get_links(const void *req_tlv_area, int req_tlv_space)
 {
 	u32 domain;
 	struct sk_buff *buf;
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	struct tipc_link_info link_info;
 	u32 payload_size;
 
diff --git a/net/tipc/node.h b/net/tipc/node.h
index cd1882654bb..6f990da5d14 100644
--- a/net/tipc/node.h
+++ b/net/tipc/node.h
@@ -43,7 +43,7 @@
 #include "bearer.h"
 
 /**
- * struct node - TIPC node structure
+ * struct tipc_node - TIPC node structure
  * @addr: network address of node
  * @lock: spinlock governing access to structure
  * @owner: pointer to cluster that node belongs to
@@ -68,11 +68,11 @@
  *    @defragm: list of partially reassembled b'cast message fragments from node
  */
 
-struct node {
+struct tipc_node {
 	u32 addr;
 	spinlock_t lock;
 	struct cluster *owner;
-	struct node *next;
+	struct tipc_node *next;
 	struct list_head nsub;
 	struct link *active_links[2];
 	struct link *links[MAX_BEARERS];
@@ -94,26 +94,26 @@ struct node {
 	} bclink;
 };
 
-extern struct node *tipc_nodes;
+extern struct tipc_node *tipc_nodes;
 extern u32 tipc_own_tag;
 
-struct node *tipc_node_create(u32 addr);
-void tipc_node_delete(struct node *n_ptr);
-struct node *tipc_node_attach_link(struct link *l_ptr);
-void tipc_node_detach_link(struct node *n_ptr, struct link *l_ptr);
-void tipc_node_link_down(struct node *n_ptr, struct link *l_ptr);
-void tipc_node_link_up(struct node *n_ptr, struct link *l_ptr);
-int tipc_node_has_active_links(struct node *n_ptr);
-int tipc_node_has_redundant_links(struct node *n_ptr);
-u32 tipc_node_select_router(struct node *n_ptr, u32 ref);
-struct node *tipc_node_select_next_hop(u32 addr, u32 selector);
-int tipc_node_is_up(struct node *n_ptr);
-void tipc_node_add_router(struct node *n_ptr, u32 router);
-void tipc_node_remove_router(struct node *n_ptr, u32 router);
+struct tipc_node *tipc_node_create(u32 addr);
+void tipc_node_delete(struct tipc_node *n_ptr);
+struct tipc_node *tipc_node_attach_link(struct link *l_ptr);
+void tipc_node_detach_link(struct tipc_node *n_ptr, struct link *l_ptr);
+void tipc_node_link_down(struct tipc_node *n_ptr, struct link *l_ptr);
+void tipc_node_link_up(struct tipc_node *n_ptr, struct link *l_ptr);
+int tipc_node_has_active_links(struct tipc_node *n_ptr);
+int tipc_node_has_redundant_links(struct tipc_node *n_ptr);
+u32 tipc_node_select_router(struct tipc_node *n_ptr, u32 ref);
+struct tipc_node *tipc_node_select_next_hop(u32 addr, u32 selector);
+int tipc_node_is_up(struct tipc_node *n_ptr);
+void tipc_node_add_router(struct tipc_node *n_ptr, u32 router);
+void tipc_node_remove_router(struct tipc_node *n_ptr, u32 router);
 struct sk_buff *tipc_node_get_links(const void *req_tlv_area, int req_tlv_space);
 struct sk_buff *tipc_node_get_nodes(const void *req_tlv_area, int req_tlv_space);
 
-static inline struct node *tipc_node_find(u32 addr)
+static inline struct tipc_node *tipc_node_find(u32 addr)
 {
 	if (likely(in_own_cluster(addr)))
 		return tipc_local_nodes[tipc_node(addr)];
@@ -126,19 +126,19 @@ static inline struct node *tipc_node_find(u32 addr)
 	return NULL;
 }
 
-static inline struct node *tipc_node_select(u32 addr, u32 selector)
+static inline struct tipc_node *tipc_node_select(u32 addr, u32 selector)
 {
 	if (likely(in_own_cluster(addr)))
 		return tipc_local_nodes[tipc_node(addr)];
 	return tipc_node_select_next_hop(addr, selector);
 }
 
-static inline void tipc_node_lock(struct node *n_ptr)
+static inline void tipc_node_lock(struct tipc_node *n_ptr)
 {
 	spin_lock_bh(&n_ptr->lock);
 }
 
-static inline void tipc_node_unlock(struct node *n_ptr)
+static inline void tipc_node_unlock(struct tipc_node *n_ptr)
 {
 	spin_unlock_bh(&n_ptr->lock);
 }
diff --git a/net/tipc/node_subscr.c b/net/tipc/node_subscr.c
index 8ecbd0fb610..19194d476a9 100644
--- a/net/tipc/node_subscr.c
+++ b/net/tipc/node_subscr.c
@@ -44,7 +44,7 @@
  * tipc_nodesub_subscribe - create "node down" subscription for specified node
  */
 
-void tipc_nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
+void tipc_nodesub_subscribe(struct tipc_node_subscr *node_sub, u32 addr,
 		       void *usr_handle, net_ev_handler handle_down)
 {
 	if (addr == tipc_own_addr) {
@@ -69,7 +69,7 @@ void tipc_nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
  * tipc_nodesub_unsubscribe - cancel "node down" subscription (if any)
  */
 
-void tipc_nodesub_unsubscribe(struct node_subscr *node_sub)
+void tipc_nodesub_unsubscribe(struct tipc_node_subscr *node_sub)
 {
 	if (!node_sub->node)
 		return;
diff --git a/net/tipc/node_subscr.h b/net/tipc/node_subscr.h
index 5f3f5859b84..006ed739f51 100644
--- a/net/tipc/node_subscr.h
+++ b/net/tipc/node_subscr.h
@@ -42,22 +42,22 @@
 typedef void (*net_ev_handler) (void *usr_handle);
 
 /**
- * struct node_subscr - "node down" subscription entry
+ * struct tipc_node_subscr - "node down" subscription entry
  * @node: ptr to node structure of interest (or NULL, if none)
  * @handle_node_down: routine to invoke when node fails
  * @usr_handle: argument to pass to routine when node fails
  * @nodesub_list: adjacent entries in list of subscriptions for the node
  */
 
-struct node_subscr {
-	struct node *node;
+struct tipc_node_subscr {
+	struct tipc_node *node;
 	net_ev_handler handle_node_down;
 	void *usr_handle;
 	struct list_head nodesub_list;
 };
 
-void tipc_nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
+void tipc_nodesub_subscribe(struct tipc_node_subscr *node_sub, u32 addr,
 			    void *usr_handle, net_ev_handler handle_down);
-void tipc_nodesub_unsubscribe(struct node_subscr *node_sub);
+void tipc_nodesub_unsubscribe(struct tipc_node_subscr *node_sub);
 
 #endif
diff --git a/net/tipc/port.h b/net/tipc/port.h
index e5f8c16429b..ff31ee4a1dc 100644
--- a/net/tipc/port.h
+++ b/net/tipc/port.h
@@ -105,7 +105,7 @@ struct port {
 	u32 probing_interval;
 	u32 last_in_seqno;
 	struct timer_list timer;
-	struct node_subscr subscription;
+	struct tipc_node_subscr subscription;
 };
 
 extern spinlock_t tipc_port_list_lock;
diff --git a/net/tipc/zone.c b/net/tipc/zone.c
index 3506f856344..2c01ba2d86b 100644
--- a/net/tipc/zone.c
+++ b/net/tipc/zone.c
@@ -111,10 +111,10 @@ void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest)
 	}
 }
 
-struct node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
+struct tipc_node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
 {
 	struct cluster *c_ptr;
-	struct node *n_ptr;
+	struct tipc_node *n_ptr;
 	u32 c_num;
 
 	if (!z_ptr)
diff --git a/net/tipc/zone.h b/net/tipc/zone.h
index 6e7a08df8af..7bdc3406ba9 100644
--- a/net/tipc/zone.h
+++ b/net/tipc/zone.h
@@ -54,7 +54,7 @@ struct _zone {
 	u32 links;
 };
 
-struct node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref);
+struct tipc_node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref);
 u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref);
 void tipc_zone_remove_as_router(struct _zone *z_ptr, u32 router);
 void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest);
diff --git a/net/wireless/Kconfig b/net/wireless/Kconfig
index ab015c62d56..833b024f8f6 100644
--- a/net/wireless/Kconfig
+++ b/net/wireless/Kconfig
@@ -39,4 +39,5 @@ config WIRELESS_EXT_SYSFS
 	  files in /sys/class/net/*/wireless/. The same information
 	  is available via the ioctls as well.
 
-	  Say Y if you have programs using it (we don't know of any).
+	  Say Y if you have programs using it, like old versions of
+	  hal.
diff --git a/net/wireless/core.c b/net/wireless/core.c
index f1da0b93bc5..7e995ac06a0 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -1,7 +1,7 @@
 /*
  * This is the linux wireless configuration interface.
  *
- * Copyright 2006, 2007		Johannes Berg <johannes@sipsolutions.net>
+ * Copyright 2006-2008		Johannes Berg <johannes@sipsolutions.net>
  */
 
 #include <linux/if.h>
@@ -259,6 +259,13 @@ int wiphy_register(struct wiphy *wiphy)
 	struct ieee80211_supported_band *sband;
 	bool have_band = false;
 	int i;
+	u16 ifmodes = wiphy->interface_modes;
+
+	/* sanity check ifmodes */
+	WARN_ON(!ifmodes);
+	ifmodes &= ((1 << __NL80211_IFTYPE_AFTER_LAST) - 1) & ~1;
+	if (WARN_ON(ifmodes != wiphy->interface_modes))
+		wiphy->interface_modes = ifmodes;
 
 	/* sanity check supported bands/channels */
 	for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 4d6c02afd6f..77880ba8b61 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -113,10 +113,12 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
 	struct nlattr *nl_bands, *nl_band;
 	struct nlattr *nl_freqs, *nl_freq;
 	struct nlattr *nl_rates, *nl_rate;
+	struct nlattr *nl_modes;
 	enum ieee80211_band band;
 	struct ieee80211_channel *chan;
 	struct ieee80211_rate *rate;
 	int i;
+	u16 ifmodes = dev->wiphy.interface_modes;
 
 	hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_WIPHY);
 	if (!hdr)
@@ -125,6 +127,20 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
 	NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, dev->idx);
 	NLA_PUT_STRING(msg, NL80211_ATTR_WIPHY_NAME, wiphy_name(&dev->wiphy));
 
+	nl_modes = nla_nest_start(msg, NL80211_ATTR_SUPPORTED_IFTYPES);
+	if (!nl_modes)
+		goto nla_put_failure;
+
+	i = 0;
+	while (ifmodes) {
+		if (ifmodes & 1)
+			NLA_PUT_FLAG(msg, i);
+		ifmodes >>= 1;
+		i++;
+	}
+
+	nla_nest_end(msg, nl_modes);
+
 	nl_bands = nla_nest_start(msg, NL80211_ATTR_WIPHY_BANDS);
 	if (!nl_bands)
 		goto nla_put_failure;
@@ -415,7 +431,8 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
 	ifindex = dev->ifindex;
 	dev_put(dev);
 
-	if (!drv->ops->change_virtual_intf) {
+	if (!drv->ops->change_virtual_intf ||
+	    !(drv->wiphy.interface_modes & (1 << type))) {
 		err = -EOPNOTSUPP;
 		goto unlock;
 	}
@@ -462,7 +479,8 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
 	if (IS_ERR(drv))
 		return PTR_ERR(drv);
 
-	if (!drv->ops->add_virtual_intf) {
+	if (!drv->ops->add_virtual_intf ||
+	    !(drv->wiphy.interface_modes & (1 << type))) {
 		err = -EOPNOTSUPP;
 		goto unlock;
 	}
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 841b32a2e68..638bb5ff99a 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -34,7 +34,7 @@
 
 #include "xfrm_hash.h"
 
-int sysctl_xfrm_larval_drop __read_mostly;
+int sysctl_xfrm_larval_drop __read_mostly = 1;
 
 #ifdef CONFIG_XFRM_STATISTICS
 DEFINE_SNMP_STAT(struct linux_xfrm_mib, xfrm_statistics) __read_mostly;
@@ -1731,8 +1731,7 @@ restart:
 			 * We can't enlist stable bundles either.
 			 */
 			write_unlock_bh(&policy->lock);
-			if (dst)
-				dst_free(dst);
+			dst_free(dst);
 
 			if (pol_dead)
 				XFRM_INC_STATS(LINUX_MIB_XFRMOUTPOLDEAD);
@@ -1748,8 +1747,7 @@ restart:
 			err = xfrm_dst_update_origin(dst, fl);
 		if (unlikely(err)) {
 			write_unlock_bh(&policy->lock);
-			if (dst)
-				dst_free(dst);
+			dst_free(dst);
 			XFRM_INC_STATS(LINUX_MIB_XFRMOUTBUNDLECHECKERROR);
 			goto error;
 		}
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 4c6914ef7d9..7bd62f61593 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -780,11 +780,13 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
 {
 	unsigned int h;
 	struct hlist_node *entry;
-	struct xfrm_state *x, *x0;
+	struct xfrm_state *x, *x0, *to_put;
 	int acquire_in_progress = 0;
 	int error = 0;
 	struct xfrm_state *best = NULL;
 
+	to_put = NULL;
+
 	spin_lock_bh(&xfrm_state_lock);
 	h = xfrm_dst_hash(daddr, saddr, tmpl->reqid, family);
 	hlist_for_each_entry(x, entry, xfrm_state_bydst+h, bydst) {
@@ -833,7 +835,7 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
 		if (tmpl->id.spi &&
 		    (x0 = __xfrm_state_lookup(daddr, tmpl->id.spi,
 					      tmpl->id.proto, family)) != NULL) {
-			xfrm_state_put(x0);
+			to_put = x0;
 			error = -EEXIST;
 			goto out;
 		}
@@ -849,7 +851,7 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
 		error = security_xfrm_state_alloc_acquire(x, pol->security, fl->secid);
 		if (error) {
 			x->km.state = XFRM_STATE_DEAD;
-			xfrm_state_put(x);
+			to_put = x;
 			x = NULL;
 			goto out;
 		}
@@ -870,7 +872,7 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
 			xfrm_hash_grow_check(x->bydst.next != NULL);
 		} else {
 			x->km.state = XFRM_STATE_DEAD;
-			xfrm_state_put(x);
+			to_put = x;
 			x = NULL;
 			error = -ESRCH;
 		}
@@ -881,6 +883,8 @@ out:
 	else
 		*err = acquire_in_progress ? -EAGAIN : error;
 	spin_unlock_bh(&xfrm_state_lock);
+	if (to_put)
+		xfrm_state_put(to_put);
 	return x;
 }
 
@@ -1067,18 +1071,20 @@ static struct xfrm_state *__xfrm_find_acq_byseq(u32 seq);
 
 int xfrm_state_add(struct xfrm_state *x)
 {
-	struct xfrm_state *x1;
+	struct xfrm_state *x1, *to_put;
 	int family;
 	int err;
 	int use_spi = xfrm_id_proto_match(x->id.proto, IPSEC_PROTO_ANY);
 
 	family = x->props.family;
 
+	to_put = NULL;
+
 	spin_lock_bh(&xfrm_state_lock);
 
 	x1 = __xfrm_state_locate(x, use_spi, family);
 	if (x1) {
-		xfrm_state_put(x1);
+		to_put = x1;
 		x1 = NULL;
 		err = -EEXIST;
 		goto out;
@@ -1088,7 +1094,7 @@ int xfrm_state_add(struct xfrm_state *x)
 		x1 = __xfrm_find_acq_byseq(x->km.seq);
 		if (x1 && ((x1->id.proto != x->id.proto) ||
 		    xfrm_addr_cmp(&x1->id.daddr, &x->id.daddr, family))) {
-			xfrm_state_put(x1);
+			to_put = x1;
 			x1 = NULL;
 		}
 	}
@@ -1110,6 +1116,9 @@ out:
 		xfrm_state_put(x1);
 	}
 
+	if (to_put)
+		xfrm_state_put(to_put);
+
 	return err;
 }
 EXPORT_SYMBOL(xfrm_state_add);
@@ -1269,10 +1278,12 @@ EXPORT_SYMBOL(xfrm_state_migrate);
 
 int xfrm_state_update(struct xfrm_state *x)
 {
-	struct xfrm_state *x1;
+	struct xfrm_state *x1, *to_put;
 	int err;
 	int use_spi = xfrm_id_proto_match(x->id.proto, IPSEC_PROTO_ANY);
 
+	to_put = NULL;
+
 	spin_lock_bh(&xfrm_state_lock);
 	x1 = __xfrm_state_locate(x, use_spi, x->props.family);
 
@@ -1281,7 +1292,7 @@ int xfrm_state_update(struct xfrm_state *x)
 		goto out;
 
 	if (xfrm_state_kern(x1)) {
-		xfrm_state_put(x1);
+		to_put = x1;
 		err = -EEXIST;
 		goto out;
 	}
@@ -1295,6 +1306,9 @@ int xfrm_state_update(struct xfrm_state *x)
 out:
 	spin_unlock_bh(&xfrm_state_lock);
 
+	if (to_put)
+		xfrm_state_put(to_put);
+
 	if (err)
 		return err;