[PATCH 19.11 2/6] net/mlx5: fix RSS expansion scheme for GRE header

[Gregory Etelson]

[ upstream commit a21d616b99ffc5810a4b5333e5efdf1ddff21405 ]

RFC-2784 allows any valid Ethernet type in GRE protocol type field.

Add Ethernet to GRE RSS expansion.

Fixes: f4b901a46aec ("net/mlx5: add flow GRE item")
Cc: stable at dpdk.org

Signed-off-by: Gregory Etelson <getelson at nvidia.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo at nvidia.com>
---
 drivers/net/mlx5/mlx5_flow.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index 0805bdb8c9..eff0057a60 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -180,7 +180,8 @@ static const struct rte_flow_expand_node mlx5_support_expansion[] = {
 		.type = RTE_FLOW_ITEM_TYPE_VXLAN_GPE,
 	},
 	[MLX5_EXPANSION_GRE] = {
-		.next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4,
+		.next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_ETH,
+						 MLX5_EXPANSION_IPV4,
 						 MLX5_EXPANSION_IPV6,
 						 MLX5_EXPANSION_GRE_KEY,
 						 MLX5_EXPANSION_MPLS),
-- 
2.34.0