diff options
| author | Herbert Xu <herbert@gondor.apana.org.au> | 2010-02-27 19:41:48 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-28 08:49:45 (GMT) |
| commit | c4fcb78cf8ae55667809e54e54872a21025dd073 (patch) | |
| tree | 3c0319c853f6275494d60f32fc8ade12532f13a6 /net/bridge/br_device.c | |
| parent | 3fe2d7c70b747d5d968f4e8fa210676d49d40059 (diff) | |
| download | linux-fsl-qoriq-c4fcb78cf8ae55667809e54e54872a21025dd073.tar.xz | |
bridge: Add multicast data-path hooks
This patch finally hooks up the multicast snooping module to the
data path. In particular, all multicast packets passing through
the bridge are fed into the module and switched by it.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br_device.c')
| -rw-r--r-- | net/bridge/br_device.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 91dffe7..eb7062d 100644 --- a/net/bridge/br_device.c +++ b/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; } |