1 files changed, 14 insertions, 38 deletions

diff --git a/net/netfilter/nf_conntrack_proto_udplite.c b/net/netfilter/nf_conntrack_proto_udplite.c
index 029206e8dec4..7808604c70a2 100644
--- a/net/netfilter/nf_conntrack_proto_udplite.c
+++ b/net/netfilter/nf_conntrack_proto_udplite.c
@@ -35,7 +35,7 @@ static unsigned int udplite_timeouts[UDPLITE_CT_MAX] = {
 	[UDPLITE_CT_REPLIED]	= 180*HZ,
 };
 
-static int udplite_net_id __read_mostly;
+static unsigned int udplite_net_id __read_mostly;
 struct udplite_net {
 	struct nf_proto_net pn;
 	unsigned int timeouts[UDPLITE_CT_MAX];
@@ -336,32 +336,21 @@ static struct nf_conntrack_l4proto nf_conntrack_l4proto_udplite6 __read_mostly =
 	.init_net		= udplite_init_net,
 };
 
+static struct nf_conntrack_l4proto *udplite_proto[] = {
+	&nf_conntrack_l4proto_udplite4,
+	&nf_conntrack_l4proto_udplite6,
+};
+
 static int udplite_net_init(struct net *net)
 {
-	int ret = 0;
-
-	ret = nf_ct_l4proto_pernet_register(net, &nf_conntrack_l4proto_udplite4);
-	if (ret < 0) {
-		pr_err("nf_conntrack_udplite4: pernet registration failed.\n");
-		goto out;
-	}
-	ret = nf_ct_l4proto_pernet_register(net, &nf_conntrack_l4proto_udplite6);
-	if (ret < 0) {
-		pr_err("nf_conntrack_udplite6: pernet registration failed.\n");
-		goto cleanup_udplite4;
-	}
-	return 0;
-
-cleanup_udplite4:
-	nf_ct_l4proto_pernet_unregister(net, &nf_conntrack_l4proto_udplite4);
-out:
-	return ret;
+	return nf_ct_l4proto_pernet_register(net, udplite_proto,
+					     ARRAY_SIZE(udplite_proto));
 }
 
 static void udplite_net_exit(struct net *net)
 {
-	nf_ct_l4proto_pernet_unregister(net, &nf_conntrack_l4proto_udplite6);
-	nf_ct_l4proto_pernet_unregister(net, &nf_conntrack_l4proto_udplite4);
+	nf_ct_l4proto_pernet_unregister(net, udplite_proto,
+					ARRAY_SIZE(udplite_proto));
 }
 
 static struct pernet_operations udplite_net_ops = {
@@ -377,29 +366,16 @@ static int __init nf_conntrack_proto_udplite_init(void)
 
 	ret = register_pernet_subsys(&udplite_net_ops);
 	if (ret < 0)
-		goto out_pernet;
-
-	ret = nf_ct_l4proto_register(&nf_conntrack_l4proto_udplite4);
-	if (ret < 0)
-		goto out_udplite4;
-
-	ret = nf_ct_l4proto_register(&nf_conntrack_l4proto_udplite6);
+		return ret;
+	ret = nf_ct_l4proto_register(udplite_proto, ARRAY_SIZE(udplite_proto));
 	if (ret < 0)
-		goto out_udplite6;
-
-	return 0;
-out_udplite6:
-	nf_ct_l4proto_unregister(&nf_conntrack_l4proto_udplite4);
-out_udplite4:
-	unregister_pernet_subsys(&udplite_net_ops);
-out_pernet:
+		unregister_pernet_subsys(&udplite_net_ops);
 	return ret;
 }
 
 static void __exit nf_conntrack_proto_udplite_exit(void)
 {
-	nf_ct_l4proto_unregister(&nf_conntrack_l4proto_udplite6);
-	nf_ct_l4proto_unregister(&nf_conntrack_l4proto_udplite4);
+	nf_ct_l4proto_unregister(udplite_proto, ARRAY_SIZE(udplite_proto));
 	unregister_pernet_subsys(&udplite_net_ops);
 }