[PATCH 1/3] memtest: use kstrtouint instead of simple_strtoul

[Vladimir Murzin <vladimir.murzin@arm.com>]

Since simple_strtoul is obsolete and memtest_pattern is type of int, use
kstrtouint instead.

Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>
---
 mm/memtest.c |   14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/mm/memtest.c b/mm/memtest.c
index 1997d93..895a43c 100644
--- a/mm/memtest.c
+++ b/mm/memtest.c
@@ -88,14 +88,18 @@ static void __init do_one_pass(u64 pattern, phys_addr_t start, phys_addr_t end)
 }
 
 /* default is disabled */
-static int memtest_pattern __initdata;
+static unsigned int memtest_pattern __initdata;
 
 static int __init parse_memtest(char *arg)
 {
-	if (arg)
-		memtest_pattern = simple_strtoul(arg, NULL, 0);
-	else
-		memtest_pattern = ARRAY_SIZE(patterns);
+	if (arg) {
+		int err = kstrtouint(arg, 0, &memtest_pattern);
+
+		if (!err)
+			return 0;
+	}
+
+	memtest_pattern = ARRAY_SIZE(patterns);
 
 	return 0;
 }
-- 
1.7.9.5

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