[PATCH v1] net/cpfl: fix invalid action types

[Bruce Richardson]

On Tue, Jul 30, 2024 at 11:45:40AM +0000, Praveen Shetty wrote:
> In case of CPFL PMD, port_representor action is used for
> the local vport and represented_port action is used for
> the remote port(remote port in this case is either the idpf
> pf or the vf port that is being represeted by the cpfl pmd).
> Any mismatch in either of the cases PMD will throw
> an error.
> 
> Fixes: 441e777b85f1 ("net/cpfl: support represented port action")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Praveen Shetty <praveen.shetty at intel.com>


Acked-by: Bruce Richardson <bruce.richardson at intel.com>

Applied to dpdk-next-net-intel with minor indent fixup.

> ---
>  drivers/net/cpfl/cpfl_flow_engine_fxp.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/drivers/net/cpfl/cpfl_flow_engine_fxp.c b/drivers/net/cpfl/cpfl_flow_engine_fxp.c
> index b9e825ef57..e760acd722 100644
> --- a/drivers/net/cpfl/cpfl_flow_engine_fxp.c
> +++ b/drivers/net/cpfl/cpfl_flow_engine_fxp.c
> @@ -292,6 +292,17 @@ cpfl_fxp_parse_action(struct cpfl_itf *itf,
>  
>  			is_vsi = (action_type == RTE_FLOW_ACTION_TYPE_PORT_REPRESENTOR ||
>  				  dst_itf->type == CPFL_ITF_TYPE_REPRESENTOR);
> +			/* Added checks to throw an error for the invalid action types. */
> +			if (action_type == RTE_FLOW_ACTION_TYPE_PORT_REPRESENTOR &&
> +				dst_itf->type == CPFL_ITF_TYPE_REPRESENTOR) {
> +				PMD_DRV_LOG(ERR, "Cannot use port_representor action for the represented_port");
> +				goto err;
> +			}
> +			if (action_type == RTE_FLOW_ACTION_TYPE_REPRESENTED_PORT &&
> +				dst_itf->type == CPFL_ITF_TYPE_VPORT) {
> +				PMD_DRV_LOG(ERR, "Cannot use represented_port action for the local vport");
> +				goto err;
> +			}
>  			if (is_vsi)
>  				dev_id = cpfl_get_vsi_id(dst_itf);
>  			else
> -- 
> 2.34.1
>