HID: gt683r: fix race condition

This will fix race condition noticed by Oliver Neukum. Sysfs files are
created before mutex and work are initialized.

Signed-off-by: Janne Kanniainen <[e-mail]>
Reviewed-by: Johan Hovold <[e-mail]>
Signed-off-by: Bryan Wu <[e-mail]>

drivers/hid/hid-gt683r.c

···
 	if (!led)
 		return -ENOMEM;
 
+	mutex_init(&led->lock);
+	INIT_WORK(&led->work, gt683r_led_work);
+
 	led->mode = GT683R_LED_NORMAL;
 	led->hdev = hdev;
 	hid_set_drvdata(hdev, led);
···
 		hid_err(hdev, "could not make mode attribute file\n");
 		goto fail;
 	}
-
-	mutex_init(&led->lock);
-	INIT_WORK(&led->work, gt683r_led_work);
 
 	return 0;