Commit 30c89465 authored by Shaohua Li's avatar Shaohua Li
Browse files

raid5: handle register_shrinker failure 



register_shrinker() now can fail. When it happens, shrinker.nr_deferred is
null. We use it to determine if unregister_shrinker is required.

Signed-off-by: default avatarShaohua Li <shli@fb.com>
parent 6a0f53ff

drivers/md/raid5.c

+1 −1
Original line number Diff line number Diff line
@@ -6372,7 +6372,7 @@ static void free_conf(struct r5conf *conf) 
{

	if (conf->log)

		r5l_exit_log(conf->log);

	if (conf->shrinker.seeks)

	if (conf->shrinker.nr_deferred)

		unregister_shrinker(&conf->shrinker);



	free_thread_groups(conf);