[dpdk-dev] [PATCH] example/vhost_blk: fix buffer not null terminated

[Ye Xiaolong]

On 05/08, Jin Yu wrote:
>Fix the potential bug.

Could you describe more about the potential bug?

Fixes tag is needed here.

Thanks,
Xiaolong
>
>Signed-off-by: Jin Yu <jin.yu at intel.com>
>---
> examples/vhost_blk/vhost_blk.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
>diff --git a/examples/vhost_blk/vhost_blk.c b/examples/vhost_blk/vhost_blk.c
>index f08473f58..b5ce3332a 100644
>--- a/examples/vhost_blk/vhost_blk.c
>+++ b/examples/vhost_blk/vhost_blk.c
>@@ -757,8 +757,9 @@ vhost_blk_bdev_construct(const char *bdev_name,
> 	if (!bdev)
> 		return NULL;
> 
>-	strncpy(bdev->name, bdev_name, sizeof(bdev->name));
>-	strncpy(bdev->product_name, bdev_serial, sizeof(bdev->product_name));
>+	snprintf(bdev->name, sizeof(bdev->name), "%s", bdev_name);
>+	snprintf(bdev->product_name, sizeof(bdev->product_name), "%s",
>+		 bdev_serial);
> 	bdev->blocklen = blk_size;
> 	bdev->blockcnt = blk_cnt;
> 	bdev->write_cache = wce_enable;
>-- 
>2.17.2
>