net/mlx5e: Return error if prio is specified when offloading eswitch vlan push

This isn't supported when we emulate eswitch vlan push action which
is the current state of things.

Fixes: 8b32580df1cb ('net/mlx5e: Add TC vlan action for SRIOV offloads')
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Reviewed-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index fd98b0d..fa86a14 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -2529,7 +2529,8 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
                        if (tcf_vlan_action(a) == TCA_VLAN_ACT_POP) {
                                attr->action |= MLX5_FLOW_CONTEXT_ACTION_VLAN_POP;
                        } else if (tcf_vlan_action(a) == TCA_VLAN_ACT_PUSH) {
-                               if (tcf_vlan_push_proto(a) != htons(ETH_P_8021Q))
+                               if (tcf_vlan_push_proto(a) != htons(ETH_P_8021Q) ||
+                                   tcf_vlan_push_prio(a))
                                        return -EOPNOTSUPP;
 
                                attr->action |= MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH;