The sierra line-control request has been using the wrong pipe direction,
while relying on USB core to fix it up.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
        if (retval < 0)
                return retval;
 
-       retval = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
+       retval = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
                0x22, 0x21, val, interface, NULL, 0, USB_CTRL_SET_TIMEOUT);
        usb_autopm_put_interface(serial->interface);