1 files changed, 8 insertions, 4 deletions

diff --git a/drivers/staging/asus_oled/asus_oled.c b/drivers/staging/asus_oled/asus_oled.c
index f4c26572c7df..43c57b7688ab 100644
--- a/drivers/staging/asus_oled/asus_oled.c
+++ b/drivers/staging/asus_oled/asus_oled.c
@@ -194,9 +194,11 @@ static ssize_t set_enabled(struct device *dev, struct device_attribute *attr,
 {
         struct usb_interface *intf = to_usb_interface(dev);
         struct asus_oled_dev *odev = usb_get_intfdata(intf);
-        int temp = strict_strtoul(buf, 10, NULL);
+        unsigned long value;
+        if (strict_strtoul(buf, 10, &value))
+                return -EINVAL;
 
-        enable_oled(odev, temp);
+        enable_oled(odev, value);
 
         return count;
 }
@@ -207,10 +209,12 @@ static ssize_t class_set_enabled(struct device *device,
 {
         struct asus_oled_dev *odev =
                 (struct asus_oled_dev *) dev_get_drvdata(device);
+        unsigned long value;
 
-        int temp = strict_strtoul(buf, 10, NULL);
+        if (strict_strtoul(buf, 10, &value))
+                return -EINVAL;
 
-        enable_oled(odev, temp);
+        enable_oled(odev, value);
 
         return count;
 }