/* This only gets called when it is the last close  */
static void ftdi_close(struct usb_serial_port *port)
/* This only gets called when it is the last close  */
static void ftdi_close(struct usb_serial_port *port)
{
	struct ftdi_private *priv = usb_get_serial_port_data(port);
	dbg("%s", __func__);
	usb_kill_urb(port->read_urb);
	kref_put(&priv->kref, ftdi_sio_priv_release);
}