From d0057ca4c1fe73c05a9e077cc7691217370b3283 Mon Sep 17 00:00:00 2001
From: David Rientjes <rientjes@google.com>
Date: Tue, 8 Apr 2014 16:04:13 -0700
Subject: arch/x86/mm/kmemcheck/kmemcheck.c: use kstrtoint() instead of
 sscanf()

Kmemcheck should use the preferred interface for parsing command line
arguments, kstrto*(), rather than sscanf() itself.  Use it
appropriately.

Signed-off-by: David Rientjes <rientjes@google.com>
Cc: Vegard Nossum <vegardno@ifi.uio.no>
Acked-by: Pekka Enberg <penberg@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 arch/x86/mm/kmemcheck/kmemcheck.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/arch/x86/mm/kmemcheck/kmemcheck.c b/arch/x86/mm/kmemcheck/kmemcheck.c
index d87dd6d042d6..dd89a13f1051 100644
--- a/arch/x86/mm/kmemcheck/kmemcheck.c
+++ b/arch/x86/mm/kmemcheck/kmemcheck.c
@@ -78,10 +78,16 @@ early_initcall(kmemcheck_init);
  */
 static int __init param_kmemcheck(char *str)
 {
+	int val;
+	int ret;
+
 	if (!str)
 		return -EINVAL;
 
-	sscanf(str, "%d", &kmemcheck_enabled);
+	ret = kstrtoint(str, 0, &val);
+	if (ret)
+		return ret;
+	kmemcheck_enabled = val;
 	return 0;
 }
 
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