linux-kernel - Re: [PATCH v2 1/5] hwmon: (hp-wmi-sensors) Check if WMI event data exists

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Message-ID: <e90b40e9-b3a5-4228-8f12-b02a77b7789d@roeck-us.net>
Date: Mon, 2 Sep 2024 07:28:09 -0700
From: Guenter Roeck <linux@...ck-us.net>
To: Armin Wolf <W_Armin@....de>
Cc: james@...iv.tech, jlee@...e.com, corentin.chary@...il.com,
	luke@...nes.dev, matan@...alib.org, coproscefalo@...il.com,
	hdegoede@...hat.com, ilpo.jarvinen@...ux.intel.com,
	jdelvare@...e.com, rafael@...nel.org, lenb@...nel.org,
	platform-driver-x86@...r.kernel.org, linux-hwmon@...r.kernel.org,
	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/5] hwmon: (hp-wmi-sensors) Check if WMI event data
 exists

On Sun, Sep 01, 2024 at 05:10:51AM +0200, Armin Wolf wrote:
> The BIOS can choose to return no event data in response to a
> WMI event, so the ACPI object passed to the WMI notify handler
> can be NULL.
> 
> Check for such a situation and ignore the event in such a case.
> 
> Fixes: 23902f98f8d4 ("hwmon: add HP WMI Sensors driver")
> Signed-off-by: Armin Wolf <W_Armin@....de>
> Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>

Applied.

Thanks,
Guenter