---

yaml
---
r: 184570
b: refs/heads/master
c: c4fcb78
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3fe2d7c70b747d5d968f4e8fa210676d49d40059
+refs/heads/master: c4fcb78cf8ae55667809e54e54872a21025dd073

trunk/net/bridge/br_device.c

@@ -25,6 +25,7 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
 	struct net_bridge *br = netdev_priv(dev);
 	const unsigned char *dest = skb->data;
 	struct net_bridge_fdb_entry *dst;
+	struct net_bridge_mdb_entry *mdst;
 
 	BR_INPUT_SKB_CB(skb)->brdev = dev;
 
@@ -34,13 +35,21 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
 	skb_reset_mac_header(skb);
 	skb_pull(skb, ETH_HLEN);
 
-	if (dest[0] & 1)
-		br_flood_deliver(br, skb);
-	else if ((dst = __br_fdb_get(br, dest)) != NULL)
+	if (dest[0] & 1) {
+		if (br_multicast_rcv(br, NULL, skb))
+			goto out;
+
+		mdst = br_mdb_get(br, skb);
+		if (mdst || BR_INPUT_SKB_CB(skb)->mrouters_only)
+			br_multicast_deliver(mdst, skb);
+		else
+			br_flood_deliver(br, skb);
+	} else if ((dst = __br_fdb_get(br, dest)) != NULL)
 		br_deliver(dst->dst, skb);
 	else
 		br_flood_deliver(br, skb);
 
+out:
 	return NETDEV_TX_OK;
 }
 

trunk/net/bridge/br_input.c

@@ -41,6 +41,7 @@ int br_handle_frame_finish(struct sk_buff *skb)
 	struct net_bridge_port *p = rcu_dereference(skb->dev->br_port);
 	struct net_bridge *br;
 	struct net_bridge_fdb_entry *dst;
+	struct net_bridge_mdb_entry *mdst;
 	struct sk_buff *skb2;
 
 	if (!p || p->state == BR_STATE_DISABLED)
@@ -50,6 +51,10 @@ int br_handle_frame_finish(struct sk_buff *skb)
 	br = p->br;
 	br_fdb_update(br, p, eth_hdr(skb)->h_source);
 
+	if (is_multicast_ether_addr(dest) &&
+	    br_multicast_rcv(br, p, skb))
+		goto drop;
+
 	if (p->state == BR_STATE_LEARNING)
 		goto drop;
 
@@ -64,8 +69,19 @@ int br_handle_frame_finish(struct sk_buff *skb)
 	dst = NULL;
 
 	if (is_multicast_ether_addr(dest)) {
+		mdst = br_mdb_get(br, skb);
+		if (mdst || BR_INPUT_SKB_CB(skb)->mrouters_only) {
+			if ((mdst && !hlist_unhashed(&mdst->mglist)) ||
+			    br_multicast_is_router(br))
+				skb2 = skb;
+			br_multicast_forward(mdst, skb, skb2);
+			skb = NULL;
+			if (!skb2)
+				goto out;
+		} else
+			skb2 = skb;
+
 		br->dev->stats.multicast++;
-		skb2 = skb;
 	} else if ((dst = __br_fdb_get(br, dest)) && dst->is_local) {
 		skb2 = skb;
 		/* Do not forward the packet since it's local. */