It's common to avoid calling mutex_destroy when done. It's not correct
strictly speaking.
Signed-off-by: Rosen Penev <rosenp@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/16753
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit 6280b4abfb)
Link: https://github.com/openwrt/openwrt/pull/17097
Signed-off-by: Petr Štetiar <ynezz@true.cz>