diff options
Diffstat (limited to 'net/bridge/br_mdb.c')
| -rw-r--r-- | net/bridge/br_mdb.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c index 25d690b96cec..e58f1a4ac962 100644 --- a/net/bridge/br_mdb.c +++ b/net/bridge/br_mdb.c @@ -617,6 +617,9 @@ int br_mdb_replay(struct net_device *br_dev, struct net_device *dev, ASSERT_RTNL(); + if (!nb) + return 0; + if (!netif_is_bridge_master(br_dev) || !netif_is_bridge_port(dev)) return -EINVAL; |