This back pointer to the usb_interface is not used, remove it.

Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Ian Abbott <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
---
 drivers/staging/comedi/drivers/usbduxsigma.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c 
b/drivers/staging/comedi/drivers/usbduxsigma.c
index e705907..ae56bcb 100644
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -176,8 +176,6 @@ struct usbduxsigma_private {
        int8_t *insnBuffer;
        /* output buffer for single DA outputs */
        int16_t *outBuffer;
-       /* interface structure in 2.6 */
-       struct usb_interface *interface;
        /* is it USB_SPEED_HIGH or not? */
        short int high_speed;
        /* asynchronous command is running */
@@ -1716,7 +1714,6 @@ static int usbduxsigma_auto_attach(struct comedi_device 
*dev,
        dev->private = devpriv;
 
        sema_init(&devpriv->sem, 1);
-       devpriv->interface = intf;
        usb_set_intfdata(intf, devpriv);
 
        ret = usb_set_interface(usb,
-- 
1.8.1.4

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