Re: [PATCH V2 3/4] thermal/drivers/hisi: Prepare to add support for other hisi platforms

From: Daniel Lezcano
Date: Sat Oct 21 2017 - 04:14:44 EST


On 20/10/2017 22:58, Eduardo Valentin wrote:
> On Fri, Oct 20, 2017 at 05:11:06PM +0200, Daniel Lezcano wrote:
>> From: Kevin Wangtao <kevin.wangtao@xxxxxxxxxx>
>>
>> For platform compatibility, add the tsensor ops to a thermal data
>> structure. Each platform has its own probe function to register proper
>> tsensor ops function to the pointer, platform related resource request
>> are also implemented in the platform probe function.
>>
>> Signed-off-by: Kevin Wangtao <kevin.wangtao@xxxxxxxxxx>
>> Tested-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx> # hikey6220
>> Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
>
> This patch adds this issue to hisi driver (sparse)
>
> drivers/thermal/hisi_thermal.c:398:24: warning: incorrect type in assignment (different modifiers)
> drivers/thermal/hisi_thermal.c:398:24: expected int ( *platform_probe )( ... )
> drivers/thermal/hisi_thermal.c:398:24: got void const *
>
> essentially you are casting a const into a non const.
>
> Please fix and resend.

I was not able to reproduce the warning. I tried the C=1, C=2 options,
cross compiled or compiled on x86 with COMPILE_TEST, the warning does
not appear.

Are you using make C=1 or something else to run sparse on the kernel
sources ?



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