[PATCH 2/8] video: Provide screen_info_get_pci_dev() to find screen_info's PCI device

[Javier Martinez Canillas]

Thomas Zimmermann <tzimmermann at suse.de> writes:

> Add screen_info_get_pci_dev() to find the PCI device of an instance
> of screen_info. Does nothing on systems without PCI bus.
>
> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
> ---

[...]

> +struct pci_dev *screen_info_pci_dev(const struct screen_info *si)
> +{
> +	struct resource res[SCREEN_INFO_MAX_RESOURCES];
> +	size_t i, numres;
> +	int ret;
> +
> +	ret = screen_info_resources(si, res, ARRAY_SIZE(res));
> +	if (ret < 0)
> +		return ERR_PTR(ret);
> +	numres = ret;
> +

I would just drop the ret variable and assign the screen_info_resources()
return value to numres. I think that makes the code easier to follow.

Reviewed-by: Javier Martinez Canillas <javierm at redhat.com>

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat