Re: [PATCH] thermal: int340x: Add Null check for adev

[Uwe Kleine-König]

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")

Best regards
Uwe

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