icmpv6_global_allow 514 net/ipv6/icmp.c if (!(skb->dev->flags & IFF_LOOPBACK) && !icmpv6_global_allow(net, type)) icmpv6_global_allow 738 net/ipv6/icmp.c if ((!(skb->dev->flags & IFF_LOOPBACK) && !icmpv6_global_allow(net, ICMPV6_ECHO_REPLY)) ||