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dm integrity: call kmem_cache_destroy() in dm_integrity_init() error path

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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 <snitzer@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mike Snitzer
2023-04-04 13:34:28 -04:00
committed by Greg Kroah-Hartman
parent 717ceb487b
commit 44f29e93a5
1 changed files with 5 additions and 3 deletions
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8
drivers/md/dm-integrity.c
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@@ -4481,11 +4481,13 @@ static int __init dm_integrity_init(void)
} }
r = dm_register_target(&integrity_target); r = dm_register_target(&integrity_target);
if (r < 0) {
if (r < 0)
DMERR("register failed %d", r); DMERR("register failed %d", r);
kmem_cache_destroy(journal_io_cache);
return r;
}
return r; return 0;
} }
static void __exit dm_integrity_exit(void) static void __exit dm_integrity_exit(void)