Use pci_is_enabled() in the "find pci device" function to determine if
the found pci device is not in use and move the comedi_pci_enable() call
into the attach.
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/adv_pci1723.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/comedi/drivers/adv_pci1723.c
b/drivers/staging/comedi/drivers/adv_pci1723.c
index f561a2a..e971fa6 100644
--- a/drivers/staging/comedi/drivers/adv_pci1723.c
+++ b/drivers/staging/comedi/drivers/adv_pci1723.c
@@ -302,11 +302,7 @@ static struct pci_dev *pci1723_find_pci_dev(struct
comedi_device *dev,
}
if (pcidev->vendor != PCI_VENDOR_ID_ADVANTECH)
continue;
- /*
- * Look for device that isn't in use.
- * Enable PCI device and request regions.
- */
- if (comedi_pci_enable(pcidev, "adv_pci1723"))
+ if (pci_is_enabled(pcidev))
continue;
return pcidev;
}
@@ -335,6 +331,10 @@ static int pci1723_attach(struct comedi_device *dev,
if (!devpriv->pcidev)
return -EIO;
+ ret = comedi_pci_enable(devpriv->pcidev, "adv_pci1723");
+ if (ret)
+ return ret;
+
dev->iobase = pci_resource_start(devpriv->pcidev, 2);
dev->board_name = this_board->name;
--
1.7.11
--
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