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Commit 8b0127b2 authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
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USB: pl2303: use generic close 



Use usb_serial_generic_close to kill the read and write urbs and to
reset the write fifo.

Signed-off-by: default avatarJohan Hovold <jhovold@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 684c6e30

drivers/usb/serial/pl2303.c

+1 −12
Original line number Diff line number Diff line
@@ -456,21 +456,10 @@ static void pl2303_dtr_rts(struct usb_serial_port *port, int on) 


static void pl2303_close(struct usb_serial_port *port)

{

	unsigned long flags;



	dbg("%s - port %d", __func__, port->number);



	spin_lock_irqsave(&port->lock, flags);

	/* clear out any remaining data in the buffer */

	kfifo_reset_out(&port->write_fifo);

	spin_unlock_irqrestore(&port->lock, flags);



	/* shutdown our urbs */

	dbg("%s - shutting down urbs", __func__);

	usb_kill_urb(port->write_urb);

	usb_kill_urb(port->read_urb);

	usb_serial_generic_close(port);

	usb_kill_urb(port->interrupt_in_urb);



}



static int pl2303_open(struct tty_struct *tty, struct usb_serial_port *port)