From: Simon Wunderlich <simon.wunderlich@s2003.tu-chemnitz.de>
Date: Fri, 11 Jan 2013 09:19:51 +0000 (+0100)
Subject: batman-adv: postpone sysfs removal when unregistering
X-Git-Tag: v3.9-rc1~139^2~321^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5bc44dc8458cbac08c664f2f337326bf87cc924b;p=pandora-kernel.git

batman-adv: postpone sysfs removal when unregistering

When processing the unregister notify for a hard interface, removing
the sysfs files may lead to a circular deadlock (rtnl mutex <->
s_active).

To overcome this problem, postpone the sysfs removal in a worker.

Reported-by: Sasha Levin <sasha.levin@oracle.com>
Reported-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
---

Reading git-diff-tree failed