linux-kernel - Re: [PATCH v2 2/3] thermal: qcom: lmh: Check for SCM availability at probe

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Message-ID: <yes2jztatfs7abss6rt3dlnnifse7xh2klyd44zg2lkngp7mjf@dsmh23oqgbf6>
Date: Sun, 17 Mar 2024 20:27:52 -0500
From: Bjorn Andersson <andersson@...nel.org>
To: Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: "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, 
	Dmitry Baryshkov <dmitry.baryshkov@...aro.org>, stable@...r.kernel.org
Subject: Re: [PATCH v2 2/3] thermal: qcom: lmh: Check for SCM availability at
 probe

On Sat, Mar 09, 2024 at 02:15:03PM +0100, Konrad Dybcio 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>
> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Reviewed-by: Bjorn Andersson <andersson@...nel.org>

Regards,
Bjorn