null_blk: Fix missing mutex_destroy() at module removal

When a mutex lock is not used any more, the function mutex_destroy
should be called to mark the mutex lock uninitialized.

Fixes: f2298c0403 ("null_blk: multi queue aware block test driver")
Signed-off-by: Zhu Yanjun <yanjun.zhu@linux.dev>
Link: https://lore.kernel.org/r/20240425171635.4227-1-yanjun.zhu@linux.dev
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Zhu Yanjun 2024-04-25 19:16:35 +02:00 committed by Jens Axboe
parent bf4f776d9f
commit 07d1b99825
1 changed files with 2 additions and 0 deletions

View File

@ -2127,6 +2127,8 @@ static void __exit null_exit(void)
if (tag_set.ops) if (tag_set.ops)
blk_mq_free_tag_set(&tag_set); blk_mq_free_tag_set(&tag_set);
mutex_destroy(&lock);
} }
module_init(null_init); module_init(null_init);