Re: [PATCH] PCI changes for 2.5.69

[Christoph Hellwig]

On Thu, May 22, 2003 at 03:06:01PM -0700, Greg KH wrote:
> ChangeSet 1.1210, 2003/05/22 10:30:35-07:00, [e-mail]
> 
> PCI: add pci_get_dev() and pci_put_dev()
> 
> Move the PCI core to start using these, enabling proper reference counting
> on struct pci_dev.
> 
> 
>  drivers/pci/bus.c        |    2 +-
>  drivers/pci/hotplug.c    |    2 +-
>  drivers/pci/pci-driver.c |   41 +++++++++++++++++++++++++++++++++++++++++
>  drivers/pci/probe.c      |   18 ++++++++++++++++++
>  include/linux/pci.h      |    2 ++
>  5 files changed, 63 insertions(+), 2 deletions(-)
> 
> 
> diff -Nru a/drivers/pci/bus.c b/drivers/pci/bus.c
> --- a/drivers/pci/bus.c	Thu May 22 14:50:44 2003
> +++ b/drivers/pci/bus.c	Thu May 22 14:50:44 2003
> @@ -92,7 +92,7 @@
>  		if (!list_empty(&dev->global_list))
>  			continue;
>  
> -		device_register(&dev->dev);
> +		device_add(&dev->dev);

This doesn't match the patch description..

> +struct pci_dev *pci_get_dev (struct pci_dev *dev)

Please fix up to adhere Documentation/CodingStyle (hint: placement
of the opening brace is wrong).

> +{
> +	struct device *tmp;
> +
> +	if (!dev)
> +		return NULL;

Does it make sense to allow NULL argument here?