net/bonding: strengthen the judgment of LACP packets
net/bonding: strengthen the judgment of LACP packets

When the NIC does not support VLAN Rx offload may be wrong, resulting in
LACP packets will not be processed.

Signed-off-by: Ganghui Zeng <6ab4da45bd444947f117586c3e7aa5ced178ab8c@huawei.com>
Reviewed-by: Radu Nicolau <fa459cf59d47c122ba776e9a6f631c862bf44680@intel.com>
Acked-by: Declan Doherty <b4388acd850cd8caad5000a112795063f04807ac@intel.com>

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