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SubjectRe: [PATCH -next] PCI: rpaphp: remove set but not used variable 'value'
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Bjorn Helgaas <helgaas@kernel.org> writes:
> On Thu, Mar 12, 2020 at 09:38:02AM -0500, Bjorn Helgaas wrote:
>> On Thu, Mar 12, 2020 at 10:04:12PM +0800, Chen Zhou wrote:
>> > Fixes gcc '-Wunused-but-set-variable' warning:
>> >
>> > drivers/pci/hotplug/rpaphp_core.c: In function is_php_type:
>> > drivers/pci/hotplug/rpaphp_core.c:291:16: warning:
>> > variable value set but not used [-Wunused-but-set-variable]
>> >
>> > Reported-by: Hulk Robot <hulkci@huawei.com>
>> > Signed-off-by: Chen Zhou <chenzhou10@huawei.com>
>>
>> Michael, if you want this:
>>
>> Acked-by: Bjorn Helgaas <bhelgaas@google.com>
>>
>> If you don't mind, edit the subject to follow the convention, e.g.,
>>
>> PCI: rpaphp: Remove unused variable 'value'
>>
>> Apparently simple_strtoul() is deprecated and we're supposed to use
>> kstrtoul() instead. Looks like kstrtoul() might simplify the code a
>> little, too, e.g.,
>>
>> if (kstrtoul(drc_type, 0, &value) == 0)
>> return 1;
>>
>> return 0;
>
> I guess there are several other uses of simple_strtoul() in this file.
> Not sure if it's worth changing them all, just this one, or just the
> patch below as-is.

I'll take this patch as-is, and someone can send a follow-up to convert
the whole file to kstrtoul().

cheers

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