mm: replace strict_strtoul() with kstrtoul()

The use of strict_strtoul() is not preferred, because strict_strtoul() is
obsolete.  Thus, kstrtoul() should be used.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index a92012a..8b7fc20 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -417,7 +417,7 @@
 	unsigned long msecs;
 	int err;
 
-	err = strict_strtoul(buf, 10, &msecs);
+	err = kstrtoul(buf, 10, &msecs);
 	if (err || msecs > UINT_MAX)
 		return -EINVAL;
 
@@ -444,7 +444,7 @@
 	unsigned long msecs;
 	int err;
 
-	err = strict_strtoul(buf, 10, &msecs);
+	err = kstrtoul(buf, 10, &msecs);
 	if (err || msecs > UINT_MAX)
 		return -EINVAL;
 
@@ -470,7 +470,7 @@
 	int err;
 	unsigned long pages;
 
-	err = strict_strtoul(buf, 10, &pages);
+	err = kstrtoul(buf, 10, &pages);
 	if (err || !pages || pages > UINT_MAX)
 		return -EINVAL;
 
@@ -538,7 +538,7 @@
 	int err;
 	unsigned long max_ptes_none;
 
-	err = strict_strtoul(buf, 10, &max_ptes_none);
+	err = kstrtoul(buf, 10, &max_ptes_none);
 	if (err || max_ptes_none > HPAGE_PMD_NR-1)
 		return -EINVAL;