net: Convert all sysctl registrations to register_net_sysctl

This results in code with less boiler plate that is a bit easier
to read.

Additionally stops us from using compatibility code in the sysctl
core, hastening the day when the compatibility code can be removed.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Acked-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/unix/sysctl_net_unix.c b/net/unix/sysctl_net_unix.c
index 4f6979c..b34b5b9 100644
--- a/net/unix/sysctl_net_unix.c
+++ b/net/unix/sysctl_net_unix.c
@@ -26,12 +26,6 @@
 	{ }
 };
 
-static struct ctl_path unix_path[] = {
-	{ .procname = "net", },
-	{ .procname = "unix", },
-	{ },
-};
-
 int __net_init unix_sysctl_register(struct net *net)
 {
 	struct ctl_table *table;
@@ -41,7 +35,7 @@
 		goto err_alloc;
 
 	table[0].data = &net->unx.sysctl_max_dgram_qlen;
-	net->unx.ctl = register_net_sysctl_table(net, unix_path, table);
+	net->unx.ctl = register_net_sysctl(net, "net/unix", table);
 	if (net->unx.ctl == NULL)
 		goto err_reg;