From: Johan Hovold <jhovold@xxxxxxxxx>
Use usb_serial_generic_close to kill the read and write urbs and to
reset the write fifo.
Signed-off-by: Johan Hovold <jhovold@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/usb/serial/pl2303.c | 13 +------------
1 files changed, 1 insertions(+), 12 deletions(-)
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 28037c1..18d1c44 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -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)
--
1.7.1
--
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