linux-kernel - Re: [PATCH] maple: remove unneeded maple_bus

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Message-ID: <CADYN=9LPvuxr6EjQtiGqnT8XA7FvurBmzYjfXz1yxvr+D+TN8w@mail.gmail.com>
Date:   Wed, 1 Feb 2023 15:08:20 +0100
From:   Anders Roxell <anders.roxell@...aro.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, linux-sh@...r.kernel.org,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>,
        Hans de Goede <hdegoede@...hat.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Linux Kernel Functional Testing <lkft@...aro.org>,
        Naresh Kamboju <naresh.kamboju@...aro.org>
Subject: Re: [PATCH] maple: remove unneeded maple_bus_uevent() callback.

On Wed, 1 Feb 2023 at 13:56, Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> The driver core recently changed the uevent bus callback to take a const
> pointer, and the maple_bus_uevent() was not correctly fixed up.  Instead
> of fixing the function parameter types, just remove the callback
> entirely as it does not do anything, so it is not necessary.
>
> Cc: Yoshinori Sato <ysato@...rs.sourceforge.jp>
> Cc: Rich Felker <dalias@...c.org>
> Cc: Hans de Goede <hdegoede@...hat.com>
> Cc: "Rafael J. Wysocki" <rafael@...nel.org>
> Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
> Reported-by: Naresh Kamboju <naresh.kamboju@...aro.org>
> Fixes: 2a81ada32f0e ("driver core: make struct bus_type.uevent() take a const *")
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

Thank you for the quick fix.

Tested-by: Anders Roxell <anders.roxell@...aro.org>


Cheers,
Anders

> ---
> sh maintainers, I'll take this through my tree as that's where the
> offending commit is that causes the build breakage.
>
>  drivers/sh/maple/maple.c | 7 -------
>  1 file changed, 7 deletions(-)
>
> diff --git a/drivers/sh/maple/maple.c b/drivers/sh/maple/maple.c
> index e24e220e56ee..e05473c5c267 100644
> --- a/drivers/sh/maple/maple.c
> +++ b/drivers/sh/maple/maple.c
> @@ -760,12 +760,6 @@ static int maple_match_bus_driver(struct device *devptr,
>         return 0;
>  }
>
> -static int maple_bus_uevent(struct device *dev,
> -                           struct kobj_uevent_env *env)
> -{
> -       return 0;
> -}
> -
>  static void maple_bus_release(struct device *dev)
>  {
>  }
> @@ -782,7 +776,6 @@ static struct maple_driver maple_unsupported_device = {
>  struct bus_type maple_bus_type = {
>         .name = "maple",
>         .match = maple_match_bus_driver,
> -       .uevent = maple_bus_uevent,
>  };
>  EXPORT_SYMBOL_GPL(maple_bus_type);
>
> --
> 2.39.1
>