From 97abfde17ae011525755f50242ed447ecebdbab5 Mon Sep 17 00:00:00 2001 From: Mikulas Patocka Date: Mon, 29 Apr 2019 14:57:17 +0200 Subject: dm integrity: don't check null pointer before kvfree and vfree The functions kfree, vfree and kvfree do nothing if we pass a NULL pointer to them. So we don't need to test the pointer for NULL. Signed-off-by: Mikulas Patocka Signed-off-by: Mike Snitzer --- drivers/md/dm-integrity.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/md/dm-integrity.c') diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index 7848ef019880..1e73422c04bc 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -3548,10 +3548,8 @@ static void dm_integrity_dtr(struct dm_target *ti) destroy_workqueue(ic->writer_wq); if (ic->recalc_wq) destroy_workqueue(ic->recalc_wq); - if (ic->recalc_buffer) - vfree(ic->recalc_buffer); - if (ic->recalc_tags) - kvfree(ic->recalc_tags); + vfree(ic->recalc_buffer); + kvfree(ic->recalc_tags); if (ic->bufio) dm_bufio_client_destroy(ic->bufio); mempool_exit(&ic->journal_io_mempool); -- cgit v1.2.3-59-g8ed1b