staging: comedi: ke_counter: minor cleanup of cnt_attach()

Cleanup the attach function a bit to follow the style of
the other comedi pci drivers.

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/ke_counter.c b/drivers/staging/comedi/drivers/ke_counter.c
index 826e6c2..78eb8d4 100644 (file)
--- a/drivers/staging/comedi/drivers/ke_counter.c
+++ b/drivers/staging/comedi/drivers/ke_counter.c
@@ -158,9 +158,9 @@ static struct pci_dev *cnt_find_pci_dev(struct comedi_device *dev,
 
 static int cnt_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 {
-       struct pci_dev *pci_device;
+       const struct cnt_board_struct *board;
+       struct pci_dev *pcidev;
        struct comedi_subdevice *subdevice;
-       struct cnt_board_struct *board;
        unsigned long io_base;
        int error;
 
@@ -169,16 +169,16 @@ static int cnt_attach(struct comedi_device *dev, struct comedi_devconfig *it)
        if (error < 0)
                return error;
 
-       pci_device = cnt_find_pci_dev(dev, it);
-       if (!pci_device)
+       pcidev = cnt_find_pci_dev(dev, it);
+       if (!pcidev)
                return -EIO;
-       devpriv->pcidev = pci_device;
-       board = (struct cnt_board_struct *)dev->board_ptr;
+       devpriv->pcidev = pcidev;
+       board = comedi_board(dev);
 
        dev->board_name = board->name;
 
        /* enable PCI device and request regions */
-       error = comedi_pci_enable(pci_device, CNT_DRIVER_NAME);
+       error = comedi_pci_enable(pcidev, CNT_DRIVER_NAME);
        if (error < 0) {
                printk(KERN_WARNING "comedi%d: "
                       "failed to enable PCI device and request regions!\n",
@@ -187,7 +187,7 @@ static int cnt_attach(struct comedi_device *dev, struct comedi_devconfig *it)
        }
 
        /* read register base address [PCI_BASE_ADDRESS #0] */
-       io_base = pci_resource_start(pci_device, 0);
+       io_base = pci_resource_start(pcidev, 0);
        dev->iobase = io_base;
 
        error = comedi_alloc_subdevices(dev, 1);