From 6e259e7dc482d4d5e2701259ddc85ffebd957502 Mon Sep 17 00:00:00 2001
From: Andrew Morton <akpm@linux-foundation.org>
Date: Mon, 29 Apr 2013 15:08:07 -0700
Subject: [PATCH] drivers/base/node.c: switch to register_hotmemory_notifier()

Squishes a warning which my change to hotplug_memory_notifier() added.

I want to keep that warning, because it is punishment for failnig to check
the hotplug_memory_notifier() return value.

Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 drivers/base/node.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/base/node.c b/drivers/base/node.c
index fac124a7e1c5..7616a77ca322 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -7,6 +7,7 @@
 #include <linux/mm.h>
 #include <linux/memory.h>
 #include <linux/vmstat.h>
+#include <linux/notifier.h>
 #include <linux/node.h>
 #include <linux/hugetlb.h>
 #include <linux/compaction.h>
@@ -683,8 +684,11 @@ static int __init register_node_type(void)
 
 	ret = subsys_system_register(&node_subsys, cpu_root_attr_groups);
 	if (!ret) {
-		hotplug_memory_notifier(node_memory_callback,
-					NODE_CALLBACK_PRI);
+		static struct notifier_block node_memory_callback_nb = {
+			.notifier_call = node_memory_callback,
+			.priority = NODE_CALLBACK_PRI,
+		};
+		register_hotmemory_notifier(&node_memory_callback_nb);
 	}
 
 	/*