nf_flow_nat_ipv6_l4proto 383 net/netfilter/nf_flow_table_ip.c return nf_flow_nat_ipv6_l4proto(skb, ip6h, thoff, &addr, &new_addr); nf_flow_nat_ipv6_l4proto 408 net/netfilter/nf_flow_table_ip.c return nf_flow_nat_ipv6_l4proto(skb, ip6h, thoff, &addr, &new_addr);