Re: [PATCH v1] watchdog: ni903x_wdt: Check ACPI_COMPANION() against NULL

[Guenter Roeck]

On Tue, May 12, 2026 at 06:22:57PM +0200, Rafael J. Wysocki wrote:
> From: "Rafael J. Wysocki" <rafael.j.wysocki@xxxxxxxxx>
> 
> 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
> ni903x_wdt watchdog driver.
> 
> Fixes: d37ec2fbab55 ("watchdog: ni903x_wdt: Convert to a platform driver")
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

Applied.

Thanks,
Guenter