VDev: Add missing break

src/drivers/device/vdev.cpp

@@ -324,6 +324,7 @@ VDev::ioctl(file_t *filep, int cmd, unsigned long arg)
         case DEVIOCGDEVICEID:
                 ret = (int)_device_id.devid;
 		PX4_INFO("IOCTL DEVIOCGDEVICEID %d", ret);
+		break;
 	default:
 		break;
 	}