Re: [PATCH] driver core: fix up some missing class.devnode() conversions.

From: Christophe Leroy
Date: Tue Nov 29 2022 - 04:02:26 EST




Le 29/11/2022 à 09:27, Greg Kroah-Hartman a écrit :
> On Tue, Nov 29, 2022 at 06:33:04AM +0000, Christophe Leroy wrote:
>>
>>
>> Le 28/11/2022 à 18:35, Greg Kroah-Hartman a écrit :
>>> In commit ff62b8e6588f ("driver core: make struct class.devnode() take a
>>> const *") the ->devnode callback changed the pointer to be const, but a
>>> few instances of PowerPC drivers were not caught for some reason.
>>>
>>> Fix this up by changing the pointers to be const.
>>
>> Build fails:
>>
>> /linux/arch/powerpc/platforms/book3s/vas-api.c: In function
>> 'vas_register_coproc_api':
>> /linux/arch/powerpc/platforms/book3s/vas-api.c:590:31: error: assignment
>> from incompatible pointer type [-Werror=incompatible-pointer-types]
>> coproc_device.class->devnode = coproc_devnode;
>> ^
>> cc1: all warnings being treated as errors
>
> What did you build this against? It has to be be against my
> driver-core-next tree as that is where the Fixes: commit is.
>

Failure was reported by powerpc patchwork :
https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20221128173539.3112234-1-gregkh@xxxxxxxxxxxxxxxxxxx/