Re: [PATCH v1 14/16] soundwire: Use acpi_dev_for_each_child()

From: Rafael J. Wysocki
Date: Thu Jun 09 2022 - 13:35:57 EST


On Thu, Jun 9, 2022 at 6:21 PM Pierre-Louis Bossart
<pierre-louis.bossart@xxxxxxxxxxxxxxx> wrote:
>
>
> >> Shouldn't the return of sdw_acpi_find_one() be trapped, e.g. with
> >>
> >> return acpi_dev_for_each_child(parent, sdw_acpi_find_one, bus);
> >
> > Sure, I'll do that. Thanks!
>
> I also added this EXPORT_SYMBOL to work-around link errors, not sure if
> this is in your tree already?

One of the previous patches in the series is adding the export.

> diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
>
> index 86fa61a21826c..ade6259c19af6 100644
>
> --- a/drivers/acpi/bus.c
>
> +++ b/drivers/acpi/bus.c
>
> @@ -1113,6 +1113,7 @@ int acpi_dev_for_each_child(struct acpi_device *adev,
>
>
>
> return device_for_each_child(&adev->dev, &adwc,
> acpi_dev_for_one_check);
>
> }
>
> +EXPORT_SYMBOL_GPL(acpi_dev_for_each_child);
>
>