linux-kernel - Re: [PATCH 2/3] thermal: qcom: lmh: Check for SCM avaiability at probe

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Date: Sat, 9 Mar 2024 12:40:50 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: Bjorn Andersson <andersson@...nel.org>, "Rafael J. Wysocki" <rafael@...nel.org>, 
	Daniel Lezcano <daniel.lezcano@...aro.org>, Zhang Rui <rui.zhang@...el.com>, 
	Lukasz Luba <lukasz.luba@....com>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	Thara Gopinath <thara.gopinath@...il.com>, Amit Kucheria <amitk@...nel.org>, 
	Marijn Suijten <marijn.suijten@...ainline.org>, linux-arm-msm@...r.kernel.org, 
	linux-pm@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH 2/3] thermal: qcom: lmh: Check for SCM avaiability at probe

On Sat, 9 Mar 2024 at 00:08, Konrad Dybcio <konrad.dybcio@...aro.org> wrote:
>
> Up until now, the necessary scm availability check has not been
> performed, leading to possible null pointer dereferences (which did
> happen for me on RB1).
>
> Fix that.
>
> Fixes: 53bca371cdf7 ("thermal/drivers/qcom: Add support for LMh driver")
> Cc: <stable@...r.kernel.org>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> ---
>  drivers/thermal/qcom/lmh.c | 3 +++
>  1 file changed, 3 insertions(+)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>



-- 
With best wishes
Dmitry