[PATCH v2] net/mlx5: fix build with clang 14

[Slava Ovsiienko]

> -----Original Message-----
> From: Ali Alnubani <alialnu at nvidia.com>
> Sent: Wednesday, May 11, 2022 19:41
> To: dev at dpdk.org
> Cc: Michael Baum <michaelba at nvidia.com>; stable at dpdk.org
> Subject: [PATCH v2] net/mlx5: fix build with clang 14
> 
> Use fgets instead of fscanf to resolve the following warning reported by clang
> 14.0.0 in Fedora 37 (Rawhide):
> 
> 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);
> 
> Fixes: 63d1db710fbc ("net/mlx5: fix unlimited parsing of switch info")
> Cc: michaelba at mellanox.com
> Cc: stable at dpdk.org
> 
> Signed-off-by: Ali Alnubani <alialnu at nvidia.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo at nvidia.com>