ip6_tnl_locate 1219 net/ipv6/ip6_tunnel.c t = ip6_tnl_locate(net, &p, 0); ip6_tnl_locate 1240 net/ipv6/ip6_tunnel.c t = ip6_tnl_locate(net, &p, cmd == SIOCADDTUNNEL); ip6_tnl_locate 1273 net/ipv6/ip6_tunnel.c if ((t = ip6_tnl_locate(net, &p, 0)) == NULL)