On Wed, May 18, 2022 at 11:11:00AM +0200, David Marchand wrote:
> clang 14 raises the following warning:
>
> ../drivers/net/mlx5/linux/mlx5_ethdev_os.c:1137:52: error: 'fscanf'
> may overflow; destination buffer in argument 3 has size 16, but the
> corresponding specifier may require size 17
> [-Werror,-Wfortify-source]
> ret = fscanf(file, "%" RTE_STR(IF_NAMESIZE) "s",
> port_name);
>
> Extend port_name so that it can fit a null terminated string.
>
> Fixes: 63d1db710fbc ("net/mlx5: fix unlimited parsing of switch info")
> Fixes: 1256805dd54d ("net/mlx5: move Linux-specific functions")
> Cc: [email protected]
>
> Signed-off-by: David Marchand <[email protected]>
> ---
> drivers/net/mlx5/linux/mlx5_ethdev_os.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
Seeing this error with Ubuntu 22.04, and this patch fixes the issue.
Tested-by: Bruce Richardson <[email protected]>
Acked-by: Bruce Richardson <[email protected]>
