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From: "Rafael J. Wysocki" <rafael@kernel.org>
To: Arnd Bergmann <arnd@kernel.org>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Len Brown <lenb@kernel.org>, Yinghai Lu <yinghai@kernel.org>,
	Arnd Bergmann <arnd@arndb.de>,
	"Gustavo A. R. Silva" <gustavoars@kernel.org>,
	Hanjun Guo <guohanjun@huawei.com>,
	ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] ACPI: dock: fix enum-conversion warning
Date: Tue, 27 Oct 2020 19:31:32 +0100	[thread overview]
Message-ID: <CAJZ5v0hh2XSco-TdUS83piwpTyQk==VUo7nGi9+rKsK2P6u33g@mail.gmail.com> (raw)
In-Reply-To: <20201026214838.3892471-1-arnd@kernel.org>

On Mon, Oct 26, 2020 at 10:48 PM Arnd Bergmann <arnd@kernel.org> wrote:
>
> From: Arnd Bergmann <arnd@arndb.de>
>
> gcc points out a type mismatch:
>
> drivers/acpi/dock.c: In function 'hot_remove_dock_devices':
> drivers/acpi/dock.c:234:53: warning: implicit conversion from 'enum <anonymous>' to 'enum dock_callback_type' [-Wenum-conversion]
>   234 |   dock_hotplug_event(dd, ACPI_NOTIFY_EJECT_REQUEST, false);
>
> This is harmless because 'false' still has the correct numeric value,
> but passing DOCK_CALL_HANDLER documents better what is going on
> and avoids the warning.
>
> Fixes: 37f908778f20 ("ACPI / dock: Walk list in reverse order during removal of devices")
> Fixes: f09ce741a03a ("ACPI / dock / PCI: Drop ACPI dock notifier chain")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
>  drivers/acpi/dock.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
> index 45d4b7b69de8..24e076f44d23 100644
> --- a/drivers/acpi/dock.c
> +++ b/drivers/acpi/dock.c
> @@ -231,7 +231,8 @@ static void hot_remove_dock_devices(struct dock_station *ds)
>          * between them).
>          */
>         list_for_each_entry_reverse(dd, &ds->dependent_devices, list)
> -               dock_hotplug_event(dd, ACPI_NOTIFY_EJECT_REQUEST, false);
> +               dock_hotplug_event(dd, ACPI_NOTIFY_EJECT_REQUEST,
> +                                  DOCK_CALL_HANDLER);
>
>         list_for_each_entry_reverse(dd, &ds->dependent_devices, list)
>                 acpi_bus_trim(dd->adev);
> --

Applied as 5.10-rc material, thanks!

      parent reply	other threads:[~2020-10-27 18:31 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-26 21:48 [PATCH] ACPI: dock: fix enum-conversion warning Arnd Bergmann
2020-10-27  1:10 ` Hanjun Guo
2020-10-27 18:31 ` Rafael J. Wysocki [this message]

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