CFA_DECAP_FILTER_ALLOC_REQ_IP_PROTOCOL_UDP
req->ip_protocol = CFA_DECAP_FILTER_ALLOC_REQ_IP_PROTOCOL_UDP;
#define CFA_DECAP_FILTER_ALLOC_REQ_IP_PROTOCOL_LAST CFA_DECAP_FILTER_ALLOC_REQ_IP_PROTOCOL_UDP