add_proto_failed 1696 net/ipv4/ip_gre.c goto add_proto_failed; add_proto_failed 1719 net/ipv4/ip_gre.c add_proto_failed: add_proto_failed 2328 net/ipv6/ip6_gre.c goto add_proto_failed; add_proto_failed 2352 net/ipv6/ip6_gre.c add_proto_failed: