The flow did not expand correctly when it included a GTP item.
Added GTP node to the expansion graph as possible next node
after IPv4/IPv6 UDP node.
Fixes: 592f05b29a ("net/mlx5: add RSS flow action")
Cc: stable@dpdk.org
Signed-off-by: Lior Margalit <lmargalit@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>