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SubjectRe: [PATCH] PCI: stop crashing in pci_release_resource
On Tue, Feb 20, 2018 at 10:58 AM, Christian König
<ckoenig.leichtzumerken@gmail.com> wrote:
> Is it entirely possible that the BIOS wasn't able to assign resources to
> a device. In this case don't crash in pci_release_resource() when we try
> to resize the resource.

> struct resource *res = dev->resource + resno;
>
> + if (!res->parent)
> + return;
> +
> dev_info(&dev->dev, "BAR %d: releasing %pR\n", resno, res);

I would find info message is useful even in such case.

> release_resource(res);
> res->end = resource_size(res) - 1;

--
With Best Regards,
Andy Shevchenko

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