From 7d2f8d50c288b4458084efa5c4117ac62b3b2914 Mon Sep 17 00:00:00 2001
From: Chen Gang <gang.chen@asianux.com>
Date: Fri, 28 Jun 2013 09:51:39 +1000
Subject: [PATCH] mm/vmscan.c: 'lru' may be used without initialized after the
 patch "3abf380..." in next-20130607 tree

'lru' may be used without initialized, so need regressing part of the
related patch.

The related patch:
  "3abf380 mm: remove lru parameter from __lru_cache_add and lru_cache_add_lru"

Signed-off-by: Chen Gang <gang.chen@asianux.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 mm/vmscan.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mm/vmscan.c b/mm/vmscan.c
index b96faea62a11..99b3ac7771ad 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -560,6 +560,7 @@ redo:
 		 * unevictable page on [in]active list.
 		 * We know how to handle that.
 		 */
+		lru = page_lru_base_type(page);
 		lru_cache_add(page);
 	} else {
 		/*
-- 
2.39.5