net/mlx5: fix tunneled TCP/UDP packet type
net/mlx5: fix tunneled TCP/UDP packet type

If tunneled bit is set in the HW descriptor, the l4_hdr_type bits
describe the inner packet.

Fixes: ea16068c0064 ("net/mlx5: fix L4 packet type support")
Cc: stable@dpdk.org

Reported-by: Xueming Li <a578f76ca98b1dec92e0d1baef814b93f3f2f3b4@mellanox.com>
Signed-off-by: Yongseok Koh <76b37c91816d73ef9cf709e3e83a68f2d162f1e2@mellanox.com>
Acked-by: Shahaf Shuler <59427d49da6f2b944fbf4cb5ee70ef3ac25f744f@mellanox.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk