On Mon, Jun 11, 2018 at 10:18 AM, Chris Chiu <chiu@xxxxxxxxxxxx> wrote: > Make asus-wmi notify on hotkey kbd brightness changes, listen for > brightness events and update the brightness directly in the driver. > For this purpose, bound check on brightness in kbd_led_set must be > based on the same data type to prevent illegal value been set. > @@ -497,9 +498,9 @@ static void kbd_led_set(struct led_classdev *led_cdev, > > asus = container_of(led_cdev, struct asus_wmi, kbd_led); > > - if (value > asus->kbd_led.max_brightness) > + if ((int)value > (int)asus->kbd_led.max_brightness) > value = asus->kbd_led.max_brightness; > - else if (value < 0) > + else if ((int)value < 0) > value = 0; I didn't quite understand this part of the problem. Does it exist in the current code? Can it be split to a separate change? Can we avoid those ugly castings? -- With Best Regards, Andy Shevchenko