staging: comedi: cb_pcidio: remove the private data
The private data is no longer needed by this driver. Remove the
struct, devpriv macro, and the allocation.
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/cb_pcidio.c b/drivers/staging/comedi/drivers/cb_pcidio.c
index f30f6da..e370d0d 100644
--- a/drivers/staging/comedi/drivers/cb_pcidio.c
+++ b/drivers/staging/comedi/drivers/cb_pcidio.c
@@ -90,23 +90,6 @@
*/
#define thisboard ((const struct pcidio_board *)dev->board_ptr)
-/* this structure is for data unique to this hardware driver. If
- several hardware drivers keep similar information in this structure,
- feel free to suggest moving the variable to the struct comedi_device struct. */
-struct pcidio_private {
- int data; /* currently unused */
-
- /* used for DO readback, currently unused */
- unsigned int do_readback[4]; /* up to 4 unsigned int suffice to hold 96 bits for PCI-DIO96 */
-
-};
-
-/*
- * most drivers define the following macro to make it easy to
- * access the private structure.
- */
-#define devpriv ((struct pcidio_private *)dev->private)
-
static struct pci_dev *pcidio_find_pci_dev(struct comedi_device *dev,
struct comedi_devconfig *it)
{
@@ -143,13 +126,6 @@
int i;
int ret;
-/*
- * Allocate the private structure area. alloc_private() is a
- * convenient macro defined in comedidev.h.
- */
- if (alloc_private(dev, sizeof(struct pcidio_private)) < 0)
- return -ENOMEM;
-
pcidev = pcidio_find_pci_dev(dev, it);
if (!pcidev)
return -EIO;