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| author | Stephen Hemminger <shemminger@osdl.org> | 2006-05-25 15:58:54 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-06-17 21:26:10 -0700 |
| commit | 9ef513bed68534110727381ab652f06756803f5a (patch) | |
| tree | d4981dbce1d613c68d022ed3509eb3bf41c7c4fb /net/bridge | |
| parent | bc0e646796928918e45b6465e02616f2fe65c3c1 (diff) | |
| download | linux-9ef513bed68534110727381ab652f06756803f5a.tar.gz linux-9ef513bed68534110727381ab652f06756803f5a.tar.bz2 linux-9ef513bed68534110727381ab652f06756803f5a.zip | |
[BRIDGE]: optimize conditional in forward path
Small optimizations of bridge forwarding path.
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge')
| -rw-r--r-- | net/bridge/br_forward.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c index 56f3aa47e758..0dca027ceb80 100644 --- a/net/bridge/br_forward.c +++ b/net/bridge/br_forward.c @@ -20,14 +20,11 @@ #include <linux/netfilter_bridge.h> #include "br_private.h" +/* Don't forward packets to originating port or forwarding diasabled */ static inline int should_deliver(const struct net_bridge_port *p, const struct sk_buff *skb) { - if (skb->dev == p->dev || - p->state != BR_STATE_FORWARDING) - return 0; - - return 1; + return (skb->dev != p->dev && p->state == BR_STATE_FORWARDING); } static inline unsigned packet_length(const struct sk_buff *skb) @@ -55,10 +52,9 @@ int br_dev_queue_push_xmit(struct sk_buff *skb) int br_forward_finish(struct sk_buff *skb) { - NF_HOOK(PF_BRIDGE, NF_BR_POST_ROUTING, skb, NULL, skb->dev, - br_dev_queue_push_xmit); + return NF_HOOK(PF_BRIDGE, NF_BR_POST_ROUTING, skb, NULL, skb->dev, + br_dev_queue_push_xmit); - return 0; } static void __br_deliver(const struct net_bridge_port *to, struct sk_buff *skb) |