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USB: serial: refactor generic close

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Export usb_serial_generic_close so that drivers can easily kill the read
and write urb and make sure that the write fifo is reset.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Johan Hovold
2010-03-17 23:00:45 +01:00
committed by Greg Kroah-Hartman
parent ec3ee5086c
commit f26788da3b
6 changed files with 8 additions and 21 deletions
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5
drivers/usb/serial/ch341.c
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@ -305,10 +305,7 @@ static void ch341_close(struct usb_serial_port *port)
{
dbg("%s - port %d", __func__, port->number);
/* 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);
}