From: Eric Dumazet <edumazet@google.com>
Date: Sun, 13 Jan 2013 18:21:51 +0000 (+0000)
Subject: tcp: fix a panic on UP machines in reqsk_fastopen_remove
X-Git-Tag: v3.8-rc6~20^2~60
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cce894bb824429fd312706c7012acae43e725865;p=pandora-kernel.git

tcp: fix a panic on UP machines in reqsk_fastopen_remove

spin_is_locked() on a non !SMP build is kind of useless.

BUG_ON(!spin_is_locked(xx)) is guaranteed to crash.

Just remove this check in reqsk_fastopen_remove() as
the callers do hold the socket lock.

Reported-by: Ketan Kulkarni <ketkulka@gmail.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Jerry Chu <hkchu@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Cc: Dave Taht <dave.taht@gmail.com>
Acked-by: H.K. Jerry Chu <hkchu@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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