[PATCH 03/30] staging: comedi: amplc_dio200: no need to manipulate PCI ref count

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Now that this driver no longer supports "manual" attachment of PCI
devices in its `attach` hook (`dio200_attach()`), it no longer has code
that searches for a suitable PCI device and increments its reference
count.  Since the driver no longer has any reason for incrementing and
decrementing the PCI device's reference count, the calls to
`pci_dev_get()` and `pci_dev_put()` can be removed.

Signed-off-by: Ian Abbott <abbotti@xxxxxxxxx>
---
 drivers/staging/comedi/drivers/amplc_dio200.c | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/drivers/staging/comedi/drivers/amplc_dio200.c b/drivers/staging/comedi/drivers/amplc_dio200.c
index c07f86b..06550c9 100644
--- a/drivers/staging/comedi/drivers/amplc_dio200.c
+++ b/drivers/staging/comedi/drivers/amplc_dio200.c
@@ -1339,13 +1339,6 @@ static int __devinit dio200_attach_pci(struct comedi_device *dev,
 		dev_err(dev->class_dev, "BUG! cannot determine board type!\n");
 		return -EINVAL;
 	}
-	/*
-	 * Need to 'get' the PCI device to match the 'put' in dio200_detach().
-	 * TODO: Remove the pci_dev_get() and matching pci_dev_put() once
-	 * support for manual attachment of PCI devices via dio200_attach()
-	 * has been removed.
-	 */
-	pci_dev_get(pci_dev);
 	return dio200_pci_common_attach(dev, pci_dev);
 }
 
@@ -1384,7 +1377,6 @@ static void dio200_detach(struct comedi_device *dev)
 		if (pcidev) {
 			if (dev->iobase)
 				comedi_pci_disable(pcidev);
-			pci_dev_put(pcidev);
 		}
 	}
 }
-- 
1.7.12.4

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