Re: [PATCH v2] drivers: thermal: tsens: Fix null pointer dereference

From: Konrad Dybcio
Date: Fri Apr 12 2024 - 16:16:03 EST


On 11.04.2024 1:40 PM, Aleksandr Mishin wrote:
> compute_intercept_slope() is called from calibrate_8960() (in tsens-8960.c)
> as compute_intercept_slope(priv, p1, NULL, ONE_PT_CALIB) which lead to null
> pointer dereference (if DEBUG or DYNAMIC_DEBUG set).
> Fix this bug by adding null pointer check.
>
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
>
> Fixes: dfc1193d4dbd ("thermal/drivers/tsens: Replace custom 8960 apis with generic apis")
> Signed-off-by: Aleksandr Mishin <amishin@xxxxxxxxxx>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>

Konrad