On 2012-07-19 02:40, H Hartley Sweeten wrote:
Use the hw_dev pointer in the comedi_device struct to hold the
pci_dev instead of carrying it in the private data.

Since the pci_dev is no longer held in the provate data, we can
also cleanup the detach a bit. Remove the IS_ENABLED() tests in
the detach. If the pci_dev is non NULL it's a PCI device otherwise
it's an ISA device. Using IS_ENABLED() to omit the code paths
makes the code a bit confusing and doesn't save much.

Since the pci_dev was the only thing in the private data, remove
the struct, and it's allocation.

As mentioned for amplc_dio200 and amplc_pc236, the detach() routine ought to check thisboard->bustype although the original code and the patched version should work fine as dev->iobase will be 0 on failure.

I'll submit a patch later to check thisboard->bustype in the detach() routine for robustness.

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


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