Re: [PATCH 01/90] staging: comedi: comedidev.h: introduce comedi_to_pci_dev() helper

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On 2012-07-19 02:24, H Hartley Sweeten wrote:
Introduce a wrapper for to_pci_dev() to allow the comedi pci drivers
to store the pci_dev pointer in the comedi_device hw_dev variable and
retrieve it easily.

Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
  drivers/staging/comedi/comedidev.h | 5 +++++
  1 file changed, 5 insertions(+)

diff --git a/drivers/staging/comedi/comedidev.h b/drivers/staging/comedi/comedidev.h
index de8c99c..620222d 100644
--- a/drivers/staging/comedi/comedidev.h
+++ b/drivers/staging/comedi/comedidev.h
@@ -446,6 +446,11 @@ static inline void comedi_set_hw_dev(struct comedi_device *dev,
  	}
  }

+static inline struct pci_dev *comedi_to_pci_dev(struct comedi_device *dev)
+{
+	return to_pci_dev(dev->hw_dev);
+}
+

That needs to be something like:

	return dev->hw_dev ? to_pci_dev(dev->hw_dev) : NULL;

--
-=( Ian Abbott @ MEV Ltd.    E-mail: <abbotti@xxxxxxxxx>        )=-
-=( Tel: +44 (0)161 477 1898   FAX: +44 (0)161 718 3587         )=-


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