linux-kernel - Re: [PATCH v2 1/3] slimbus: qcom-ngd: use correct error in message of pdr_add

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Date:   Fri, 9 Sep 2022 10:42:27 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-arm-msm@...r.kernel.org, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org
Cc:     stable@...r.kernel.org
Subject: Re: [PATCH v2 1/3] slimbus: qcom-ngd: use correct error in message of
 pdr_add_lookup() failure



On 30/08/2022 18:52, Krzysztof Kozlowski wrote:
> Use correct error code, instead of previous 'ret' value, when printing
> error from pdr_add_lookup() failure.
> 
> Cc: <stable@...r.kernel.org>
> Fixes: e1ae85e1830e ("slimbus: qcom-ngd-ctrl: add Protection Domain Restart Support")
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
> ---
> 
Applied all thanks,

--srini
> Changes since v1:
> 1. Correct typo
> 2. Return 'ret' instead of again PTR_ERR
> ---
>   drivers/slimbus/qcom-ngd-ctrl.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c
> index 0aa8408464ad..f4f330b9fa72 100644
> --- a/drivers/slimbus/qcom-ngd-ctrl.c
> +++ b/drivers/slimbus/qcom-ngd-ctrl.c
> @@ -1581,8 +1581,9 @@ static int qcom_slim_ngd_ctrl_probe(struct platform_device *pdev)
>   
>   	pds = pdr_add_lookup(ctrl->pdr, "avs/audio", "msm/adsp/audio_pd");
>   	if (IS_ERR(pds) && PTR_ERR(pds) != -EALREADY) {
> +		ret = PTR_ERR(pds);
>   		dev_err(dev, "pdr add lookup failed: %d\n", ret);
> -		return PTR_ERR(pds);
> +		return ret;
>   	}
>   
>   	platform_driver_register(&qcom_slim_ngd_driver);