taglinefilesource code
sknext460net/ipv4/ip_input.cstruct sock *sknext=NULL;
sknext468net/ipv4/ip_input.csknext=get_sock_raw(raw_sk->next, iph->protocol, iph->saddr, iph->daddr);
sknext469net/ipv4/ip_input.cif(sknext)
sknext475net/ipv4/ip_input.craw_sk=sknext;
sknext661net/ipv4/udp.cstruct sock *sknext=NULL;
sknext670net/ipv4/udp.csknext=get_sock_mcast(sk->next, uh->dest, saddr, uh->source, daddr);
sknext671net/ipv4/udp.cif(sknext)
sknext677net/ipv4/udp.csk=sknext;
sknext679net/ipv4/udp.cwhile(sknext!=NULL);