taglinefilesource code
sknext477net/ipv4/ip_input.cstruct sock *sknext=NULL;
sknext485net/ipv4/ip_input.csknext=get_sock_raw(raw_sk->next, iph->protocol, iph->saddr, iph->daddr);
sknext486net/ipv4/ip_input.cif(sknext)
sknext492net/ipv4/ip_input.craw_sk=sknext;
sknext665net/ipv4/udp.cstruct sock *sknext=NULL;
sknext674net/ipv4/udp.csknext=get_sock_mcast(sk->next, uh->dest, saddr, uh->source, daddr);
sknext675net/ipv4/udp.cif(sknext)
sknext681net/ipv4/udp.csk=sknext;
sknext683net/ipv4/udp.cwhile(sknext!=NULL);