ipv4_portaddr_hash
hash = ipv4_portaddr_hash(net, sk->sk_rcv_saddr, port);
hash = ipv4_portaddr_hash(sock_net(sk),
hash2 = ipv4_portaddr_hash(net, daddr, hnum);
hash2 = ipv4_portaddr_hash(net, htonl(INADDR_ANY), hnum);
hash = ipv4_portaddr_hash(net, 0, port);
u16 new_hash = ipv4_portaddr_hash(sock_net(sk),
hash2_any = ipv4_portaddr_hash(net, htonl(INADDR_ANY), hnum) &
hash2 = ipv4_portaddr_hash(net, daddr, hnum) & udptable->mask;
hash2 = ipv4_portaddr_hash(net, loc_addr, hnum);
ipv4_portaddr_hash(sock_net(sk), htonl(INADDR_ANY), snum);
ipv4_portaddr_hash(sock_net(sk), inet_sk(sk)->inet_rcv_saddr, 0);
hash2 = ipv4_portaddr_hash(net, daddr, hnum);
hash2 = ipv4_portaddr_hash(net, htonl(INADDR_ANY), hnum);