staging: comedi: usbduxfast: remove 'comedidev' from the private data
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Tue, 14 May 2013 20:33:34 +0000 (13:33 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 16 May 2013 23:24:24 +0000 (16:24 -0700)
Now that the comedi_device is passed to the internal functions, the
back pointer to it is not needed in the private data. 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>
drivers/staging/comedi/drivers/usbduxfast.c

index a83526cf12cc3ae240285e83a7096d4af24dbc75..f645956c7a536e1aadf9a19b081dd5627ddbdfed 100644 (file)
@@ -153,8 +153,6 @@ struct usbduxfast_private {
        int8_t *transfer_buffer;
        int16_t *insnBuffer;    /* input buffer for single insn */
        struct usb_interface *intf;     /* interface structure */
-       /* comedi device for the interrupt context */
-       struct comedi_device *comedidev;
        short int ai_cmd_running;       /* asynchronous command is running */
        short int ai_continous; /* continous acquisition */
        long int ai_sample_count;       /* number of samples to acquire */
@@ -1290,7 +1288,6 @@ static int usbduxfast_auto_attach(struct comedi_device *dev,
        dev->private = devpriv;
 
        sema_init(&devpriv->sem, 1);
-       devpriv->comedidev = dev;
        devpriv->usb = usb;
        devpriv->intf = intf;
        usb_set_intfdata(intf, devpriv);
@@ -1343,8 +1340,6 @@ static void usbduxfast_detach(struct comedi_device *dev)
 
        down(&devpriv->sem);
 
-       devpriv->comedidev = NULL;
-
        if (devpriv->intf)
                usb_set_intfdata(devpriv->intf, NULL);