it_init_net 1043 net/ipv4/ip_tunnel.c struct ip_tunnel_net *it_init_net; it_init_net 1045 net/ipv4/ip_tunnel.c it_init_net = net_generic(&init_net, ip_tnl_net_id); it_init_net 1046 net/ipv4/ip_tunnel.c itn->type = it_init_net->type;