Hi,
> -----Original Message-----
> From: dev <dev-boun...@dpdk.org> On Behalf Of Michael Baum
> Sent: Tuesday, July 21, 2020 3:03 PM
> To: dev@dpdk.org
> Cc: Matan Azrad <ma...@mellanox.com>; Slava Ovsiienko
> <viachesl...@mellanox.com>; sta...@dpdk.org
> Subject: [dpdk-dev] [PATCH] net/mlx5: fix unlimited scan in switch info
> detection
>
> In mlx5_sysfs_switch_info function, the driver gets switch information
> associated with network interface.
>
> The driver writes the port name into buffer and translates it.
> However, when it writes the name, it does not limit writing to the
> buffer size.
>
> Limit writing to the size of the buffer.
>
> Fixes: 1256805dd54d ("net/mlx5: move Linux-specific functions")
> Cc: sta...@dpdk.org
>
> Signed-off-by: Michael Baum <michae...@mellanox.com>
> Acked-by: Matan Azrad <ma...@mellanox.com>
> ---
> drivers/net/mlx5/linux/mlx5_ethdev_os.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/mlx5/linux/mlx5_ethdev_os.c
> b/drivers/net/mlx5/linux/mlx5_ethdev_os.c
> index 1735157..3d3dd2e 100644
> --- a/drivers/net/mlx5/linux/mlx5_ethdev_os.c
> +++ b/drivers/net/mlx5/linux/mlx5_ethdev_os.c
> @@ -1067,7 +1067,7 @@ struct ethtool_link_settings {
>
> file = fopen(phys_port_name, "rb");
> if (file != NULL) {
> - ret = fscanf(file, "%s", port_name);
> + ret = fscanf(file, "%" RTE_STR(IF_NAMESIZE) "s",
> port_name);
> fclose(file);
> if (ret == 1)
> mlx5_translate_port_name(port_name, &data);
> --
> 1.8.3.1
Patch applied to next-net-mlx,
Kindest regards,
Raslan Darawsheh
