From f9b819bcc6a121a809f552aa2daf4a7dea6ed34b Mon Sep 17 00:00:00 2001
From: Andrew Morton <akpm@linux-foundation.org>
Date: Thu, 7 Feb 2013 12:26:41 +1100
Subject: [PATCH] 
 acpi-memory-hotplug-support-getting-hotplug-info-from-srat-fix-fix

use strcmp()

Cc: Tang Chen <tangchen@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 mm/page_alloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index be23c161ac19..9ff0c0a95b5e 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5314,7 +5314,7 @@ static int __init cmdline_parse_movablemem_map(char *p)
 	if (!p)
 		goto err;
 
-	if (!strncmp(p, "acpi", max_t(size_t, 4, strlen(p))))
+	if (!strcmp(p, "acpi"))
 		movablemem_map.acpi = true;
 
 	/*
-- 
2.39.5