3 files changed, 16 insertions, 12 deletions

diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 07a0777..1a99c4e 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -157,6 +157,7 @@ static const struct ethtool_ops br_ethtool_ops = {
 	.get_tso	= ethtool_op_get_tso,
 	.set_tso	= br_set_tso,
 	.get_ufo	= ethtool_op_get_ufo,
+	.set_ufo	= ethtool_op_set_ufo,
 	.get_flags	= ethtool_op_get_flags,
 };
 
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 4a9f527..a2cbe61 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -154,7 +154,7 @@ static void del_nbp(struct net_bridge_port *p)
 }
 
 /* called with RTNL */
-static void del_br(struct net_bridge *br)
+static void del_br(struct net_bridge *br, struct list_head *head)
 {
 	struct net_bridge_port *p, *n;
 
@@ -165,7 +165,7 @@ static void del_br(struct net_bridge *br)
 	del_timer_sync(&br->gc_timer);
 
 	br_sysfs_delbr(br->dev);
-	unregister_netdevice(br->dev);
+	unregister_netdevice_queue(br->dev, head);
 }
 
 static struct net_device *new_bridge_dev(struct net *net, const char *name)
@@ -323,7 +323,7 @@ int br_del_bridge(struct net *net, const char *name)
 	}
 
 	else
-		del_br(netdev_priv(dev));
+		del_br(netdev_priv(dev), NULL);
 
 	rtnl_unlock();
 	return ret;
@@ -390,6 +390,10 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
 	if (dev->br_port != NULL)
 		return -EBUSY;
 
+	/* No bridging devices that dislike that (e.g. wireless) */
+	if (dev->priv_flags & IFF_DONT_BRIDGE)
+		return -EOPNOTSUPP;
+
 	p = new_nbp(br, dev);
 	if (IS_ERR(p))
 		return PTR_ERR(p);
@@ -466,15 +470,14 @@ int br_del_if(struct net_bridge *br, struct net_device *dev)
 void br_net_exit(struct net *net)
 {
 	struct net_device *dev;
+	LIST_HEAD(list);
 
 	rtnl_lock();
-restart:
-	for_each_netdev(net, dev) {
-		if (dev->priv_flags & IFF_EBRIDGE) {
-			del_br(netdev_priv(dev));
-			goto restart;
-		}
-	}
+	for_each_netdev(net, dev)
+		if (dev->priv_flags & IFF_EBRIDGE)
+			del_br(netdev_priv(dev), &list);
+
+	unregister_netdevice_many(&list);
 	rtnl_unlock();
 
 }
diff --git a/net/bridge/br_ioctl.c b/net/bridge/br_ioctl.c
index 6a6433d..2af6e4a 100644
--- a/net/bridge/br_ioctl.c
+++ b/net/bridge/br_ioctl.c
@@ -81,6 +81,7 @@ static int get_fdb_entries(struct net_bridge *br, void __user *userbuf,
 	return num;
 }
 
+/* called with RTNL */
 static int add_del_if(struct net_bridge *br, int ifindex, int isadd)
 {
 	struct net_device *dev;
@@ -89,7 +90,7 @@ 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(dev_net(br->dev), ifindex);
+	dev = __dev_get_by_index(dev_net(br->dev), ifindex);
 	if (dev == NULL)
 		return -EINVAL;
 
@@ -98,7 +99,6 @@ static int add_del_if(struct net_bridge *br, int ifindex, int isadd)
 	else
 		ret = br_del_if(br, dev);
 
-	dev_put(dev);
 	return ret;
 }