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path: root/drivers/staging/asus_oled/asus_oled.c
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Diffstat (limited to 'drivers/staging/asus_oled/asus_oled.c')
-rw-r--r--drivers/staging/asus_oled/asus_oled.c12
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 f4c26572c7d..43c57b7688a 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;
}