aboutsummaryrefslogtreecommitdiff
path: root/drivers/md
diff options
context:
space:
mode:
authorMikulas Patocka <mpatocka@redhat.com>2019-04-29 14:57:17 +0200
committerMike Snitzer <snitzer@redhat.com>2019-05-07 16:05:08 -0400
commit97abfde17ae011525755f50242ed447ecebdbab5 (patch)
treecf9c961a41b4e4c8041185b143e4ca9a4cf7900d /drivers/md
parent30bba430ddf737978e40561198693ba91386dac1 (diff)
downloadlinux-97abfde17ae011525755f50242ed447ecebdbab5.tar.gz
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 <mpatocka@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/dm-integrity.c6
1 files changed, 2 insertions, 4 deletions
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);