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-rw-r--r--net/packet/af_packet.c25
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;
}