pstore: Shut down worker when unregistering

When built as a module and running with update_ms >= 0, pstore will Oops
during module unload since the work timer is still running. This makes sure
the worker is stopped before unloading.

Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: stable@vger.kernel.org
This commit is contained in:
Kees Cook 2017-03-06 12:42:12 -08:00
commit 6330d55347