linux-kernel - Re: [PATCH v1 05/16] USB: ACPI: Use acpi_find_child_by

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Message-ID: <YqIRaLdifSnEUN7H@smile.fi.intel.com>
Date:   Thu, 9 Jun 2022 18:27:36 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     Linux ACPI <linux-acpi@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Linux PM <linux-pm@...r.kernel.org>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        linux-usb@...r.kernel.org
Subject: Re: [PATCH v1 05/16] USB: ACPI: Use acpi_find_child_by_adr()

On Thu, Jun 09, 2022 at 03:56:42PM +0200, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> Instead of walking the list of children of an ACPI device directly
> in order to find the child matching a given bus address, use
> acpi_find_child_by_adr() for this purpose.

...

>  	if (!parent)
>  		return NULL;

Can be removed because it's embedded in the call below, no?

> +	return acpi_find_child_by_adr(parent, raw);

-- 
With Best Regards,
Andy Shevchenko