diff options
| author | David S. Miller <davem@davemloft.net> | 2010-08-02 22:22:46 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-08-02 22:22:46 -0700 |
| commit | 00dad5e479531e379aba7358600cc768725d4f1f (patch) | |
| tree | 652199eacee32c2cf317f5a54da8265973d29978 /net/bridge/br_device.c | |
| parent | c477d0447db08068a497e7beb892b2b2a7bff64b (diff) | |
| parent | 3a3dfb062c2e086c202d34f09ce29634515ad256 (diff) | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/e1000e/hw.h
net/bridge/br_device.c
net/bridge/br_input.c
Diffstat (limited to 'net/bridge/br_device.c')
| -rw-r--r-- | net/bridge/br_device.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 075c435ad22d..cf09fe591fc2 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -22,7 +22,7 @@ #include <asm/uaccess.h> #include "br_private.h" -/* net device transmit always called with no BH (preempt_disabled) */ +/* net device transmit always called with BH disabled */ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) { struct net_bridge *br = netdev_priv(dev); @@ -48,13 +48,16 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) skb_reset_mac_header(skb); skb_pull(skb, ETH_HLEN); + rcu_read_lock(); if (is_multicast_ether_addr(dest)) { if (unlikely(netpoll_tx_running(dev))) { br_flood_deliver(br, skb); goto out; } - if (br_multicast_rcv(br, NULL, skb)) + if (br_multicast_rcv(br, NULL, skb)) { + kfree_skb(skb); goto out; + } mdst = br_mdb_get(br, skb); if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) @@ -67,6 +70,7 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) br_flood_deliver(br, skb); out: + rcu_read_unlock(); return NETDEV_TX_OK; } |