From d20df8b51cf646135e2c921f8770082c52d90592 Mon Sep 17 00:00:00 2001
From: Andrew Morton <akpm@linux-foundation.org>
Date: Wed, 30 Nov 2011 15:11:27 +1100
Subject: [PATCH] mm-hugetlbc-fix-virtual-address-handling-in-hugetlb-fault-fix

use &=

Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 mm/hugetlb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index d4651e1c2147..6161f7cae0da 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2640,7 +2640,7 @@ int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
 	static DEFINE_MUTEX(hugetlb_instantiation_mutex);
 	struct hstate *h = hstate_vma(vma);
 
-	address = address & huge_page_mask(h);
+	address &= huge_page_mask(h);
 
 	ptep = huge_pte_offset(mm, address);
 	if (ptep) {
-- 
2.39.5