linux-kernel - Re: [PATCH v2 15/16] driver core: make struct bus

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Date:   Wed, 1 Feb 2023 12:46:43 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Naresh Kamboju <naresh.kamboju@...aro.org>
Cc:     linux-kernel@...r.kernel.org, rafael@...nel.org, arnd@...db.de,
        Linux Kernel Functional Testing <lkft@...aro.org>
Subject: Re: [PATCH v2 15/16] driver core: make struct bus_type.uevent() take
 a const *

On Wed, Feb 01, 2023 at 04:51:22PM +0530, Naresh Kamboju wrote:
> Following build regression started from next-20230130.
> 
> Regressions found on sh:
> 
>   - build/gcc-11-dreamcast_defconfig
> 
> drivers/sh/maple/maple.c:785:19: error: initialization of 'int (*)(const struct device *, struct kobj_uevent_env *)' from incompatible pointer type 'int (*)(struct device *, struct kobj_uevent_env *)' [-Werror=incompatible-pointer-types]
>   785 |         .uevent = maple_bus_uevent,
>       |                   ^~~~~~~~~~~~~~~~
>       
> Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
> 
> 
> https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230201/testrun/14479366/suite/build/test/gcc-11-dreamcast_defconfig/history/
> 
> The bisection pointed to this commit,
>   2a81ada32f0e ("driver core: make struct bus_type.uevent() take a const *")

Odd that no other build system reported this (linux-next, 0-day, etc.)
I guess no one really cares about sh and the dreamcast anymore?  :)

Anyway, thanks, I'll fix this up.

greg k-h