Re: [PATCH] thermal: int340x: Add Null check for adev
From: Rafael J. Wysocki
Date: Thu Mar 13 2025 - 16:48:27 EST
On Thu, Mar 13, 2025 at 9:37 AM Uwe Kleine-König
<u.kleine-koenig@xxxxxxxxxxxx> wrote:
>
> Hello,
>
> On Wed, Mar 12, 2025 at 11:36:11PM -0500, Chenyuan Yang wrote:
> > Not all devices have an ACPI companion fwnode, so adev might be NULL.
> > This is similar to the commit cd2fd6eab480
> > ("platform/x86: int3472: Check for adev == NULL").
> >
> > Add a check for adev not being set and return -ENODEV in that case to
> > avoid a possible NULL pointer deref in int3402_thermal_probe().
> >
> > Note, under the same directory, int3400_thermal_probe() has such a
> > check.
> >
> > Signed-off-by: Chenyuan Yang <chenyuan0y@xxxxxxxxx>
>
> Acked-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxx>
> Fixes: 77e337c6e23e ("Thermal: introduce INT3402 thermal driver")
Applied as 6.15 material, thanks!