From: Thomas Graf <tgraf@suug.ch>
Date: Tue, 24 Jul 2007 22:32:46 +0000 (-0700)
Subject: [GENETLINK]: Fix race in genl_unregister_mc_groups()
X-Git-Tag: v2.6.23-rc2~295^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=79dc4386aec655ad829f320ab90888bacbc7037b;p=pandora-kernel.git

[GENETLINK]: Fix race in genl_unregister_mc_groups()

family->mcast_groups is protected by genl_lock so it must
be held while accessing the list in genl_unregister_mc_groups().
Requires adding a non-locking variant of genl_unregister_mc_group().

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
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