Input: wacom - LED is only supported through digitizer interface

Signed-off-by: NPing Cheng <pingc@wacom.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/tablet/wacom_sys.c

@@ -978,6 +978,7 @@ static int wacom_initialize_leds(struct wacom *wacom)
 	case INTUOS5S:
 	case INTUOS5:
 	case INTUOS5L:
+		if (wacom->wacom_wac.features.device_type == BTN_TOOL_PEN) {
 			wacom->led.select[0] = 0;
 			wacom->led.select[1] = 0;
 			wacom->led.llv = 32;
@@ -986,6 +987,8 @@ static int wacom_initialize_leds(struct wacom *wacom)
 
 			error = sysfs_create_group(&wacom->intf->dev.kobj,
 						  &intuos5_led_attr_group);
+		} else
+			return 0;
 		break;
 
 	default:
@@ -1021,6 +1024,7 @@ static void wacom_destroy_leds(struct wacom *wacom)
 	case INTUOS5S:
 	case INTUOS5:
 	case INTUOS5L:
+		if (wacom->wacom_wac.features.device_type == BTN_TOOL_PEN)
 			sysfs_remove_group(&wacom->intf->dev.kobj,
 					   &intuos5_led_attr_group);
 		break;