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/appletalk/sysctl_net_atalk.c b/net/appletalk/sysctl_net_atalk.c
index 5edce8f..ebb8643 100644
--- a/net/appletalk/sysctl_net_atalk.c
+++ b/net/appletalk/sysctl_net_atalk.c
@@ -42,17 +42,11 @@
 	{ },
 };
 
-static struct ctl_path atalk_path[] = {
-	{ .procname = "net", },
-	{ .procname = "appletalk", },
-	{ }
-};
-
 static struct ctl_table_header *atalk_table_header;
 
 void atalk_register_sysctl(void)
 {
-	atalk_table_header = register_net_sysctl_table(&init_net, atalk_path, atalk_table);
+	atalk_table_header = register_net_sysctl(&init_net, "net/appletalk", atalk_table);
 }
 
 void atalk_unregister_sysctl(void)