[PATCH 5.4 203/282] dm clone: call kmem_cache_destroy() in dm_clone_init() error path

From: Mike Snitzer snitzer@kernel.org

commit 6827af4a9a9f5bb664c42abf7c11af4978d72201 upstream.

Otherwise the _hydration_cache will leak if dm_register_target() fails.

Cc: stable@vger.kernel.org Signed-off-by: Mike Snitzer snitzer@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/md/dm-clone-target.c | 1 + 1 file changed, 1 insertion(+)

--- a/drivers/md/dm-clone-target.c +++ b/drivers/md/dm-clone-target.c @@ -2232,6 +2232,7 @@ static int __init dm_clone_init(void) r = dm_register_target(&clone_target); if (r < 0) { DMERR("Failed to register clone target"); + kmem_cache_destroy(_hydration_cache); return r; }