[PATCH 58/90] staging: comedi: contec_pci_dio: store the pci_dev in the comedi_device

[H Hartley Sweeten]

Use the hw_dev pointer in the comedi_device struct to hold the
pci_dev instead of carrying it in the private data.

Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/staging/comedi/drivers/contec_pci_dio.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/drivers/staging/comedi/drivers/contec_pci_dio.c 
b/drivers/staging/comedi/drivers/contec_pci_dio.c
index b75a8af..5578c2c 100644
--- a/drivers/staging/comedi/drivers/contec_pci_dio.c
+++ b/drivers/staging/comedi/drivers/contec_pci_dio.c
@@ -59,9 +59,6 @@ static const struct contec_board contec_boards[] = {
 
 struct contec_private {
        int data;
-
-       struct pci_dev *pci_dev;
-
 };
 
 #define devpriv ((struct contec_private *)dev->private)
@@ -143,7 +140,7 @@ static int contec_attach(struct comedi_device *dev, struct 
comedi_devconfig *it)
        pcidev = contec_find_pci_dev(dev, it);
        if (!pcidev)
                return -EIO;
-       devpriv->pci_dev = pcidev;
+       comedi_set_hw_dev(dev, &pcidev->dev);
 
        if (comedi_pci_enable(pcidev, "contec_pci_dio")) {
                printk("error enabling PCI device and request regions!\n");
@@ -176,10 +173,12 @@ static int contec_attach(struct comedi_device *dev, 
struct comedi_devconfig *it)
 
 static void contec_detach(struct comedi_device *dev)
 {
-       if (devpriv && devpriv->pci_dev) {
+       struct pci_dev *pcidev = comedi_to_pci_dev(dev);
+
+       if (pcidev) {
                if (dev->iobase)
-                       comedi_pci_disable(devpriv->pci_dev);
-               pci_dev_put(devpriv->pci_dev);
+                       comedi_pci_disable(pcidev);
+               pci_dev_put(pcidev);
        }
 }
 
-- 
1.7.11

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