staging: comedi: usbdux: remove 'comedidev' from private data

This back pointer is no longer needed by the driver. Remove it.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/usbdux.c b/drivers/staging/comedi/drivers/usbdux.c
index ad537ed..8db1180 100644 (file)
--- a/drivers/staging/comedi/drivers/usbdux.c
+++ b/drivers/staging/comedi/drivers/usbdux.c
@@ -229,8 +229,6 @@ struct usbdux_private {
        int ifnum;
        /* interface structure in 2.6 */
        struct usb_interface *interface;
-       /* comedi device for the interrupt context */
-       struct comedi_device *comedidev;
        /* is it USB_SPEED_HIGH or not? */
        short int high_speed;
        /* asynchronous command is running */
@@ -1903,7 +1901,6 @@ static int usbdux_auto_attach(struct comedi_device *dev,
 
        sema_init(&devpriv->sem, 1);
 
-       devpriv->comedidev = dev;
        devpriv->usbdev = usb;
        devpriv->interface = intf;
        devpriv->ifnum = intf->altsetting->desc.bInterfaceNumber;
@@ -2024,8 +2021,6 @@ static void usbdux_detach(struct comedi_device *dev)
 
                usbdux_free_usb_buffers(devpriv);
 
-               devpriv->comedidev = NULL;
-
                up(&devpriv->sem);
        }
 }