Commit 83de47cd authored by Hua Zhong's avatar Hua Zhong Committed by David S. Miller

[TCP]: Fix unlikely usage in tcp_transmit_skb()

The following unlikely should be replaced by likely because the
condition happens every time unless there is a hard error to transmit
a packet.
Signed-off-by: default avatarHua Zhong <hzhong@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8dff7c29
...@@ -465,7 +465,7 @@ static int tcp_transmit_skb(struct sock *sk, struct sk_buff *skb, int clone_it, ...@@ -465,7 +465,7 @@ static int tcp_transmit_skb(struct sock *sk, struct sk_buff *skb, int clone_it,
TCP_INC_STATS(TCP_MIB_OUTSEGS); TCP_INC_STATS(TCP_MIB_OUTSEGS);
err = icsk->icsk_af_ops->queue_xmit(skb, 0); err = icsk->icsk_af_ops->queue_xmit(skb, 0);
if (unlikely(err <= 0)) if (likely(err <= 0))
return err; return err;
tcp_enter_cwr(sk); tcp_enter_cwr(sk);
......
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