From 9ef513bed68534110727381ab652f06756803f5a Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Thu, 25 May 2006 15:58:54 -0700 Subject: [PATCH] [BRIDGE]: optimize conditional in forward path Small optimizations of bridge forwarding path. Signed-off-by: Stephen Hemminger Signed-off-by: David S. Miller --- net/bridge/br_forward.c | 12 ++++-------- 1 file 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 #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) -- 2.20.1