[linux-next] net: ethernet: use strscpy() to instead of strncpy()
Commit Message
From: Xu Panda <xu.panda@zte.com.cn>
The implementation of strscpy() is more robust and safer.
That's now the recommended way to copy NUL terminated strings.
Signed-off-by: Xu Panda <xu.panda@zte.com.cn>
Signed-off-by: Yang Yang <yang.yang29@zte.com>
---
drivers/net/ethernet/myricom/myri10ge/myri10ge.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
Comments
On Thu, Dec 08, 2022 at 07:52:03PM +0800, yang.yang29@zte.com.cn wrote:
> From: Xu Panda <xu.panda@zte.com.cn>
>
> The implementation of strscpy() is more robust and safer.
> That's now the recommended way to copy NUL terminated strings.
>
> Signed-off-by: Xu Panda <xu.panda@zte.com.cn>
> Signed-off-by: Yang Yang <yang.yang29@zte.com>
This change looks good to me, but I think the subject should be:
[PATCH net-next] myri10ge: use strscpy() to instead of strncpy()
That not withstanding,
Reviewed-by: Simon Horman <simon.horman@corigine.com>
@@ -552,8 +552,7 @@ myri10ge_validate_firmware(struct myri10ge_priv *mgp,
}
/* save firmware version for ethtool */
- strncpy(mgp->fw_version, hdr->version, sizeof(mgp->fw_version));
- mgp->fw_version[sizeof(mgp->fw_version) - 1] = '\0';
+ strscpy(mgp->fw_version, hdr->version, sizeof(mgp->fw_version));
sscanf(mgp->fw_version, "%d.%d.%d", &mgp->fw_ver_major,
&mgp->fw_ver_minor, &mgp->fw_ver_tiny);