icmpv6_flow_init
void icmpv6_flow_init(const struct sock *sk, struct flowi6 *fl6, u8 type,
icmpv6_flow_init(net->ipv6.igmp_sk, &fl6, ICMPV6_MLD2_REPORT,
icmpv6_flow_init(sk, &fl6, type,
icmpv6_flow_init(sk, &fl6, NDISC_REDIRECT,
icmpv6_flow_init(sk, &fl6, type, saddr, daddr, oif);