From: Eric Dumazet <dada1@cosmosbay.com>
Date: Fri, 21 Dec 2007 13:58:29 +0000 (-0800)
Subject: [TCP]: Avoid a divide in tcp_mtu_probing()
X-Git-Tag: v2.6.25-rc1~1162^2~925
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8beb5c5f12c8484c59edf9b691f2c4bb4d31f3a0;p=pandora-kernel.git

[TCP]: Avoid a divide in tcp_mtu_probing()

tcp_mtu_to_mss() being signed, compiler might emit an integer divide
to compute tcp_mtu_to_mss()/2 .

Using a right shift is OK here and less expensive.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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