The keyboard backlight is disabled when module is unloaded as it is exposed as LED device. Change this behavior to ignore setting 0 brightness when the ledclass device is unloading. Signed-off-by: Yurii Pavlovskyi <yurii.pavlovskyi@xxxxxxxxx> --- drivers/platform/x86/asus-wmi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index f0e506feb924..f49992fa87b3 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -475,6 +475,10 @@ static void do_kbd_led_set(struct led_classdev *led_cdev, int value) static void kbd_led_set(struct led_classdev *led_cdev, enum led_brightness value) { + /* Prevent disabling keyboard backlight on module unregister */ + if (led_cdev->flags & LED_UNREGISTERING) + return; + do_kbd_led_set(led_cdev, value); } -- 2.17.1