diff options
| author | Johan Hovold <jhovold@gmail.com> | 2012-10-25 10:29:09 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-31 10:10:16 -0700 |
| commit | f5c21b3815667aeae65a3ec56576294c5ed751e6 (patch) | |
| tree | bbcacc705bad0f13740bfb5b45ecf568ee46924f /drivers | |
| parent | b7e9cee3e7062435521dd933ce2349a2d721e596 (diff) | |
USB: quatech2: fix close and disconnect urb handling
commit 8e512ab0b675da20e023439a5811e3f2554e6852 upstream.
Kill urbs unconditionally at close and disconnect.
Note that URB status is not valid outside of completion handler.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/serial/quatech2.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c index e87cd59daa0a..e2c5b69c7eef 100644 --- a/drivers/usb/serial/quatech2.c +++ b/drivers/usb/serial/quatech2.c @@ -425,8 +425,7 @@ static void qt2_close(struct usb_serial_port *port) port_priv->is_open = false; spin_lock_irqsave(&port_priv->urb_lock, flags); - if (port_priv->write_urb->status == -EINPROGRESS) - usb_kill_urb(port_priv->write_urb); + usb_kill_urb(port_priv->write_urb); port_priv->urb_in_use = false; spin_unlock_irqrestore(&port_priv->urb_lock, flags); @@ -467,8 +466,7 @@ static void qt2_disconnect(struct usb_serial *serial) { struct qt2_serial_private *serial_priv = usb_get_serial_data(serial); - if (serial_priv->read_urb->status == -EINPROGRESS) - usb_kill_urb(serial_priv->read_urb); + usb_kill_urb(serial_priv->read_urb); } static int get_serial_info(struct usb_serial_port *port, |