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[TCP]: Remove TCPCB_URG & TCPCB_AT_TAIL as unnecessary

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The snd_up check should be enough. I suspect this has been
there to provide a minor optimization in clean_rtx_queue which
used to have a small if (!->sacked) block which could skip
snd_up check among the other work.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ilpo Järvinen
2007-12-31 04:50:19 -08:00
committed by David S. Miller
parent cadbd0313b
commit 4828e7f49a
4 changed files with 4 additions and 11 deletions
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1
net/ipv4/tcp.c
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@@ -497,7 +497,6 @@ static inline void tcp_mark_urg(struct tcp_sock *tp, int flags,
if (flags & MSG_OOB) {
tp->urg_mode = 1;
tp->snd_up = tp->write_seq;
TCP_SKB_CB(skb)->sacked |= TCPCB_URG;
}
}