From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Mon, 8 Nov 2010 11:15:54 +0000 (+0000)
Subject: inet: fix ip_mc_drop_socket()
X-Git-Tag: v2.6.37-rc2~20^2~33
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=18943d292facbc70e6a36fc62399ae833f64671b;p=pandora-kernel.git

inet: fix ip_mc_drop_socket()

commit 8723e1b4ad9be4444 (inet: RCU changes in inetdev_by_index())
forgot one call site in ip_mc_drop_socket()

We should not decrease idev refcount after inetdev_by_index() call,
since refcount is not increased anymore.

Reported-by: Markus Trippelsdorf <markus@trippelsdorf.de>
Reported-by: Miles Lane <miles.lane@gmail.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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