From: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Date: Wed, 23 Sep 2009 03:17:10 +0000 (+0000)
Subject: Phonet: fix race for port number in concurrent bind()
X-Git-Tag: v2.6.32-rc1~27^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=582b0b611345fc8d9ab8a0605d2f14c468902719;p=pandora-kernel.git

Phonet: fix race for port number in concurrent bind()

Allocating a port number to a socket and hashing that socket shall be
an atomic operation with regards to other port allocation. Otherwise,
we could allocate a port that is already being allocated to another
socket.

Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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