From ca8b634fdf07dee3f6dfde57079c4511480b525e Mon Sep 17 00:00:00 2001 From: Mike Snitzer Date: Tue, 4 Apr 2023 13:34:28 -0400 Subject: [PATCH] dm integrity: call kmem_cache_destroy() in dm_integrity_init() error path commit 6b79a428c02769f2a11f8ae76bf866226d134887 upstream. Otherwise the journal_io_cache will leak if dm_register_target() fails. Cc: stable@vger.kernel.org Signed-off-by: Mike Snitzer Signed-off-by: Greg Kroah-Hartman --- drivers/md/dm-integrity.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index b054271066ac..0a4e440948f0 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -3689,11 +3689,13 @@ int __init dm_integrity_init(void) } r = dm_register_target(&integrity_target); - - if (r < 0) + if (r < 0) { DMERR("register failed %d", r); + kmem_cache_destroy(journal_io_cache); + return r; + } - return r; + return 0; } void dm_integrity_exit(void)