From 4a9a2968a17eae42ef5dffca8b37534c864e30cc Mon Sep 17 00:00:00 2001 From: Herbert Xu Date: Tue, 26 May 2009 18:50:25 +0000 Subject: [PATCH] tcp: Remove unnecessary window comparisons for GRO The window has already been checked as part of the flag word so there is no need to check it explicitly. Signed-off-by: Herbert Xu Signed-off-by: David S. Miller --- net/ipv4/tcp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index ff6adecc54c6..313960e4cfdc 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2559,7 +2559,7 @@ found: flush |= flags & TCP_FLAG_CWR; flush |= (flags ^ tcp_flag_word(th2)) & ~(TCP_FLAG_CWR | TCP_FLAG_FIN | TCP_FLAG_PSH); - flush |= (th->ack_seq ^ th2->ack_seq) | (th->window ^ th2->window); + flush |= th->ack_seq ^ th2->ack_seq; for (i = sizeof(*th); !flush && i < thlen; i += 4) flush |= *(u32 *)((u8 *)th + i) ^ *(u32 *)((u8 *)th2 + i); -- 2.20.1