From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: Jonathan Cameron <jic23@kernel.org>,
linux-iio@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
Linux ACPI <linux-acpi@vger.kernel.org>
Subject: Re: [PATCH v1] iio: light: acpi-als: Check ACPI_COMPANION() against NULL
Date: Tue, 12 May 2026 19:47:48 +0300 [thread overview]
Message-ID: <agNZtFQ8XP3MTO4i@ashevche-desk.local> (raw)
In-Reply-To: <2366919.iZASKD2KPV@rafael.j.wysocki>
On Tue, May 12, 2026 at 06:28:26PM +0200, Rafael J. Wysocki wrote:
> Every platform driver can be forced to match a device that doesn't match
> its list of device IDs because of device_match_driver_override(), so
> platform drivers that rely on the existence of a device's ACPI companion
> object need to verify its presence.
>
> Accordingly, add a requisite ACPI_COMPANION() check against NULL to the
> acpi-als IIO driver.
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
--
With Best Regards,
Andy Shevchenko
prev parent reply other threads:[~2026-05-12 16:47 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-12 16:28 [PATCH v1] iio: light: acpi-als: Check ACPI_COMPANION() against NULL Rafael J. Wysocki
2026-05-12 16:47 ` Andy Shevchenko [this message]
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