* [PATCH] dm: replace strncpy() with strscpy()
@ 2020-05-15 10:05 Miles Chen
0 siblings, 0 replies; only message in thread
From: Miles Chen @ 2020-05-15 10:05 UTC (permalink / raw)
To: Alasdair Kergon, Mike Snitzer, dm-devel
Cc: linux-kernel, linux-mediatek, wsd_upstream, Miles Chen
Replace strncpy() with strscpy() to guarantee a NULL-terminated
string.
Detected by Coverity.
Signed-off-by: Miles Chen <miles.chen@mediatek.com>
---
drivers/md/dm-ioctl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index ac83f5002ce5..4dc3658e3351 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1167,7 +1167,7 @@ static void retrieve_status(struct dm_table *table,
spec->status = 0;
spec->sector_start = ti->begin;
spec->length = ti->len;
- strncpy(spec->target_type, ti->type->name,
+ strscpy(spec->target_type, ti->type->name,
sizeof(spec->target_type));
outptr += sizeof(struct dm_target_spec);
--
2.18.0
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