nf_conntrack_l4proto_icmpv6 5 include/net/netfilter/ipv6/nf_conntrack_ipv6.h extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6; nf_conntrack_l4proto_icmpv6 116 net/netfilter/nf_conntrack_proto.c case IPPROTO_ICMPV6: return &nf_conntrack_l4proto_icmpv6; nf_conntrack_l4proto_icmpv6 275 net/netfilter/nf_conntrack_proto_icmpv6.c const struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6 =