tree 05828c0b6a6f00138a539c0ce39e3ea0b109dbce
parent e76e4320a26ba6301dfd3e9a28a1e3faccd302ab
author Simon Wunderlich <simon.wunderlich@s2003.tu-chemnitz.de> 1357895991 +0100
committer Antonio Quartulli <ordex@autistici.org> 1358601492 +0800

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>