Remove variable port0 from open as it is not used.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
 static int mos7720_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
        struct usb_serial *serial;
-       struct usb_serial_port *port0;
        struct urb *urb;
        struct moschip_port *mos7720_port;
        int response;
        if (mos7720_port == NULL)
                return -ENODEV;
 
-       port0 = serial->port[0];
-
        usb_clear_halt(serial->dev, port->write_urb->pipe);
        usb_clear_halt(serial->dev, port->read_urb->pipe);