drivers/rtc/rtc-pcf2123.c: replace strict_strtoul() with kstrtoul()

The usage 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is obsolete.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>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 10 insertions, 5 deletions

diff --git a/drivers/rtc/rtc-pcf2123.c b/drivers/rtc/rtc-pcf2123.c
index b2a78a02cf16..1725b5090e33 100644
--- a/drivers/rtc/rtc-pcf2123.c
+++ b/drivers/rtc/rtc-pcf2123.c
@@ -94,8 +94,9 @@ static ssize_t pcf2123_show(struct device *dev, struct device_attribute *attr,
 
         r = container_of(attr, struct pcf2123_sysfs_reg, attr);
 
-        if (strict_strtoul(r->name, 16, &reg))
-                return -EINVAL;
+        ret = kstrtoul(r->name, 16, &reg);
+        if (ret)
+                return ret;
 
         txbuf[0] = PCF2123_READ | reg;
         ret = spi_write_then_read(spi, txbuf, 1, rxbuf, 1);
@@ -117,9 +118,13 @@ static ssize_t pcf2123_store(struct device *dev, struct device_attribute *attr,
 
         r = container_of(attr, struct pcf2123_sysfs_reg, attr);
 
-        if (strict_strtoul(r->name, 16, &reg)
-                || strict_strtoul(buffer, 10, &val))
-                return -EINVAL;
+        ret = kstrtoul(r->name, 16, &reg);
+        if (ret)
+                return ret;
+
+        ret = kstrtoul(buffer, 10, &val);
+        if (ret)
+                return ret;
 
         txbuf[0] = PCF2123_WRITE | reg;
         txbuf[1] = val;