diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 90f4049a90ddf0aabd8cdd77764703be46d70c6d..f8cc1429942fad671a3cdba36016f8c76422eca6 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -180,7 +180,8 @@ static int batadv_interface_tx(struct sk_buff *skb,
 		goto dropped;
 
 	/* Register the client MAC in the transtable */
-	batadv_tt_local_add(soft_iface, ethhdr->h_source, skb->skb_iif);
+	if (!is_multicast_ether_addr(ethhdr->h_source))
+		batadv_tt_local_add(soft_iface, ethhdr->h_source, skb->skb_iif);
 
 	/* don't accept stp packets. STP does not help in meshes.
 	 * better use the bridge loop avoidance ...