linux-kernel - Re: (subset) [PATCH v2 1/2] soc: qcom: pmic_glink: fix scope of __pmic_glink_lock in pmic_glink_rpmsg

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Message-ID: <173445353299.470882.17564015032047540036.b4-ty@kernel.org>
Date: Tue, 17 Dec 2024 10:38:53 -0600
From: Bjorn Andersson <andersson@...nel.org>
To: Konrad Dybcio <konradybcio@...nel.org>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: stable@...r.kernel.org
Subject: Re: (subset) [PATCH v2 1/2] soc: qcom: pmic_glink: fix scope of __pmic_glink_lock in pmic_glink_rpmsg_probe()


On Thu, 22 Aug 2024 18:48:14 +0200, Krzysztof Kozlowski wrote:
> File-scope "__pmic_glink_lock" mutex protects the filke-scope
> "__pmic_glink", thus reference to it should be obtained under the lock,
> just like pmic_glink_rpmsg_remove() is doing.  Otherwise we have a race
> during if PMIC GLINK device removal: the pmic_glink_rpmsg_probe()
> function could store local reference before mutex in driver removal is
> acquired.
> 
> [...]

Applied, thanks!

[2/2] soc: qcom: pmic_glink: simplify locking with guard()
      commit: e9f826b0459f1376b9c8beba019b84f9878419c6

Best regards,
-- 
Bjorn Andersson <andersson@...nel.org>