[NET]: Isolate the net/core/ sysctl table

Using ctl paths we can put all the stuff, related to net/core/
sysctl table, into one file and remove all the references on it.

As a good side effect this hides the "core_table" name from
the global scope :)

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index 277c8fa..e322713 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -10,10 +10,11 @@
 #include <linux/module.h>
 #include <linux/socket.h>
 #include <linux/netdevice.h>
+#include <linux/init.h>
 #include <net/sock.h>
 #include <net/xfrm.h>
 
-ctl_table core_table[] = {
+static struct ctl_table net_core_table[] = {
 #ifdef CONFIG_NET
 	{
 		.ctl_name	= NET_CORE_WMEM_MAX,
@@ -149,3 +150,19 @@
 	},
 	{ .ctl_name = 0 }
 };
+
+static __initdata struct ctl_path net_core_path[] = {
+	{ .procname = "net", .ctl_name = CTL_NET, },
+	{ .procname = "core", .ctl_name = NET_CORE, },
+	{ },
+};
+
+static __init int sysctl_core_init(void)
+{
+	struct ctl_table_header *hdr;
+
+	hdr = register_sysctl_paths(net_core_path, net_core_table);
+	return hdr == NULL ? -ENOMEM : 0;
+}
+
+__initcall(sysctl_core_init);