Re: [PATCH net-next] net: hns3: flower: validate control flags

[Jiri Pirko]

Mon, Apr 22, 2024 at 05:27:16PM CEST, ast@xxxxxxxxxxx wrote:
>This driver currently doesn't support any control flags.
>
>Use flow_rule_has_control_flags() to check for control flags,
>such as can be set through `tc flower ... ip_flags frag`.
>
>In case any control flags are masked, flow_rule_has_control_flags()
>sets a NL extended error message, and we return -EOPNOTSUPP.
>
>Also propagate extack to hclge_get_cls_key_ip(), and convert it to
>return error code.
>
>Only compile-tested.
>
>Signed-off-by: Asbjørn Sloth Tønnesen <ast@xxxxxxxxxxx>

Reviewed-by: Jiri Pirko <jiri@xxxxxxxxxx>