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-rw-r--r--net/bridge/br_notify.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/net/bridge/br_notify.c b/net/bridge/br_notify.c
index 763a3ec292e..717e1fd6133 100644
--- a/net/bridge/br_notify.c
+++ b/net/bridge/br_notify.c
@@ -34,6 +34,7 @@ static int br_device_event(struct notifier_block *unused, unsigned long event, v
struct net_device *dev = ptr;
struct net_bridge_port *p = dev->br_port;
struct net_bridge *br;
+ int err;
/* not a port of a bridge */
if (p == NULL)
@@ -82,6 +83,16 @@ static int br_device_event(struct notifier_block *unused, unsigned long event, v
case NETDEV_UNREGISTER:
br_del_if(br, dev);
break;
+
+ case NETDEV_CHANGENAME:
+ err = br_sysfs_renameif(p);
+ if (err)
+ return notifier_from_errno(err);
+ break;
+
+ case NETDEV_PRE_TYPE_CHANGE:
+ /* Forbid underlaying device to change its type. */
+ return NOTIFY_BAD;
}
/* Events that may cause spanning tree to refresh */