linux-kernel - Re: [PATCH 1/2] interconnect: qcom: rpm: fix msm8996 interconnect registration

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Message-ID: <39ada68d-e294-9602-f3f6-506b9a6645d8@linaro.org>
Date:   Mon, 13 Mar 2023 09:57:46 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Johan Hovold <johan+linaro@...nel.org>,
        Georgi Djakov <djakov@...nel.org>
Cc:     Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Yassine Oudjana <y.oudjana@...tonmail.com>,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH 1/2] interconnect: qcom: rpm: fix msm8996 interconnect
 registration



On 13.03.2023 09:49, Johan Hovold wrote:
> A recent commit broke interconnect provider registration for the msm8996
> platform by accidentally removing a conditional when adding the missing
> clock disable in the power-domain lookup error path.
> 
> Fixes: b6edcc7570b2 ("interconnect: qcom: rpm: fix probe PM domain error handling")
The hash seems to be different:

https://git.kernel.org/pub/scm/linux/kernel/git/djakov/icc.git/commit/?h=icc-next&id=9038710161f0f028e36ef383fca59080f48420ee

> Reported-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
> Link: https://lore.kernel.org/r/641d04a3-9236-fe76-a20f-11466a01460e@wanadoo.fr
> Cc: stable@...r.kernel.org      # 5.17
> Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
> ---
>  drivers/interconnect/qcom/icc-rpm.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/interconnect/qcom/icc-rpm.c b/drivers/interconnect/qcom/icc-rpm.c
> index 4d0997b210f7..3b055cd893ea 100644
> --- a/drivers/interconnect/qcom/icc-rpm.c
> +++ b/drivers/interconnect/qcom/icc-rpm.c
> @@ -498,7 +498,8 @@ int qnoc_probe(struct platform_device *pdev)
>  
>  	if (desc->has_bus_pd) {
>  		ret = dev_pm_domain_attach(dev, true);
> -		goto err_disable_clks;
> +		if (ret)
> +			goto err_disable_clks;
*wipes glasses*.. right..

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

Konrad
>  	}
>  
>  	provider = &qp->provider;