bridge: disable snooping if there is no querier

[karo-tx-linux.git] / net / bridge / br_device.c

diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 2ef66781fedb3a9211448fa3db73eedab2c7d8a2..69363bd37f64ae016441df793e0f66ea3487bbb8 100644 (file)
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -70,7 +70,8 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
                }
 
                mdst = br_mdb_get(br, skb, vid);
-               if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb))
+               if ((mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) &&
+                   br_multicast_querier_exists(br))
                        br_multicast_deliver(mdst, skb);
                else
                        br_flood_deliver(br, skb, false);