can: kvaser_usb: Remove unnecessary return

Remove unnecessary return at end of void function.
Signed-off-by: Jimmy Assarsson <extja@kvaser.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

drivers/net/can/usb/kvaser_usb.c

@@ -1383,8 +1383,6 @@ static void kvaser_usb_read_bulk_callback(struct urb *urb)
 		dev_err(dev->udev->dev.parent,
 			"Failed resubmitting read bulk urb: %d\n", err);
 	}
-
-	return;
 }
 
 static int kvaser_usb_setup_rx_urbs(struct kvaser_usb *dev)