---

yaml
---
r: 78239
b: refs/heads/master
c: 1597fbc
h: refs/heads/master
i:
  78237: 32baf78
  78235: 0335ec3
  78231: 27a4625
  78223: 61f4a50
  78207: 794646b
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1d430b913c2e6293a80a4a422406bc9489a476ad
+refs/heads/master: 1597fbc0faf88c42edb3fe42e92e53b83c3f120e

trunk/include/net/net_namespace.h

@@ -11,6 +11,8 @@
 struct proc_dir_entry;
 struct net_device;
 struct sock;
+struct ctl_table_header;
+
 struct net {
 	atomic_t		count;		/* To decided when the network
 						 *  namespace should be freed.
@@ -41,6 +43,7 @@ struct net {
 
 	/* unix sockets */
 	int			sysctl_unix_max_dgram_qlen;
+	struct ctl_table_header	*unix_ctl;
 };
 
 #ifdef CONFIG_NET

trunk/net/unix/af_unix.c

@@ -2139,10 +2139,14 @@ static int unix_net_init(struct net *net)
 	int error = -ENOMEM;
 
 	net->sysctl_unix_max_dgram_qlen = 10;
+	if (unix_sysctl_register(net))
+		goto out;
 
 #ifdef CONFIG_PROC_FS
-	if (!proc_net_fops_create(net, "unix", 0, &unix_seq_fops))
+	if (!proc_net_fops_create(net, "unix", 0, &unix_seq_fops)) {
+		unix_sysctl_unregister(net);
 		goto out;
+	}
 #endif
 	error = 0;
 out:
@@ -2151,6 +2155,7 @@ static int unix_net_init(struct net *net)
 
 static void unix_net_exit(struct net *net)
 {
+	unix_sysctl_unregister(net);
 	proc_net_remove(net, "unix");
 }
 
@@ -2175,15 +2180,13 @@ static int __init af_unix_init(void)
 
 	sock_register(&unix_family_ops);
 	register_pernet_subsys(&unix_net_ops);
-	unix_sysctl_register(&init_net);
 out:
 	return rc;
 }
 
 static void __exit af_unix_exit(void)
 {
 	sock_unregister(PF_UNIX);
-	unix_sysctl_unregister(&init_net);
 	proto_unregister(&unix_proto);
 	unregister_pernet_subsys(&unix_net_ops);
 }

trunk/net/unix/sysctl_net_unix.c

@@ -32,16 +32,33 @@ static struct ctl_path unix_path[] = {
 	{ },
 };
 
-static struct ctl_table_header * unix_sysctl_header;
-
 int unix_sysctl_register(struct net *net)
 {
-	unix_sysctl_header = register_sysctl_paths(unix_path, unix_table);
-	return unix_sysctl_header == NULL ? -ENOMEM : 0;
+	struct ctl_table *table;
+
+	table = kmemdup(unix_table, sizeof(unix_table), GFP_KERNEL);
+	if (table == NULL)
+		goto err_alloc;
+
+	table[0].data = &net->sysctl_unix_max_dgram_qlen;
+	net->unix_ctl = register_net_sysctl_table(net, unix_path, table);
+	if (net->unix_ctl == NULL)
+		goto err_reg;
+
+	return 0;
+
+err_reg:
+	kfree(table);
+err_alloc:
+	return -ENOMEM;
 }
 
 void unix_sysctl_unregister(struct net *net)
 {
-	unregister_sysctl_table(unix_sysctl_header);
+	struct ctl_table *table;
+
+	table = net->unix_ctl->ctl_table_arg;
+	unregister_sysctl_table(net->unix_ctl);
+	kfree(table);
 }