diff options
| -rw-r--r-- | net/packet/af_packet.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 90d4e3ce00e5..fbc775fbf712 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -4598,14 +4598,29 @@ static void __exit packet_exit(void) static int __init packet_init(void) { - int rc = proto_register(&packet_proto, 0); + int rc; - if (rc != 0) + rc = proto_register(&packet_proto, 0); + if (rc) goto out; + rc = sock_register(&packet_family_ops); + if (rc) + goto out_proto; + rc = register_pernet_subsys(&packet_net_ops); + if (rc) + goto out_sock; + rc = register_netdevice_notifier(&packet_netdev_notifier); + if (rc) + goto out_pernet; - sock_register(&packet_family_ops); - register_pernet_subsys(&packet_net_ops); - register_netdevice_notifier(&packet_netdev_notifier); + return 0; + +out_pernet: + unregister_pernet_subsys(&packet_net_ops); +out_sock: + sock_unregister(PF_PACKET); +out_proto: + proto_unregister(&packet_proto); out: return rc; } |