net/mlx5e: Handle matching on vlan priority for offloaded TC rules

We ignored the vlan priority in offloaded TC rules matching part,
fix that.

Fixes: 095b6cf ('net/mlx5e: Add TC vlan match parsing')
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Reported-by: Paul Blakey <paulb@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/mellanox/mlx5/core/en_tc.c

@@ -237,12 +237,15 @@ static int parse_cls_flower(struct mlx5e_priv *priv, struct mlx5_flow_spec *spec
 			skb_flow_dissector_target(f->dissector,
 						  FLOW_DISSECTOR_KEY_VLAN,
 						  f->mask);
-		if (mask->vlan_id) {
+		if (mask->vlan_id || mask->vlan_priority) {
 			MLX5_SET(fte_match_set_lyr_2_4, headers_c, vlan_tag, 1);
 			MLX5_SET(fte_match_set_lyr_2_4, headers_v, vlan_tag, 1);
 
 			MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_vid, mask->vlan_id);
 			MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_vid, key->vlan_id);
+
+			MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_prio, mask->vlan_priority);
+			MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_prio, key->vlan_priority);
 		}
 	}