This patch add check for protocol type of IPv4 packet,
it need to update tunnel type when NVGRE is in payload.
Fixes: 6bc7628c5e ("net/ice: change default tunnel type")
Cc: stable@dpdk.org
Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>