From: Mikulas Patocka <mpatocka@redhat.com>
Date: Mon, 26 Feb 2018 15:22:32 -0500
Subject: [PATCH] dm table: fix "nvme" test
Git-commit: 99243b922c9ddb4976b8db2eeffb0aed6e06c6f9
Patch-mainline: v4.16-rc5
References: bsc#1104967,FATE#325924
The strncmp function should compare 4 bytes.
Fixes: 22c11858e8002 ("dm: introduce DM_TYPE_NVME_BIO_BASED")
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Acked-by: Hannes Reinecke <hare@suse.com>
---
drivers/md/dm-table.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 5fe7ec356c33..30b3294a8778 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -1755,7 +1755,7 @@ static int device_no_partial_completion(struct dm_target *ti, struct dm_dev *dev
char b[BDEVNAME_SIZE];
/* For now, NVMe devices are the only devices of this class */
- return (strncmp(bdevname(dev->bdev, b), "nvme", 3) == 0);
+ return (strncmp(bdevname(dev->bdev, b), "nvme", 4) == 0);
}
static bool dm_table_does_not_support_partial_completion(struct dm_table *t)
--
2.16.4