linux-kernel - Re: [PATCH 2/3] remoteproc: qcom_q6v5_mss: fix a bug in q6v5

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Message-ID: <1b1abaa2-8059-5a2a-aad1-841f8487632e@ti.com>
Date:   Fri, 17 Apr 2020 11:26:57 -0500
From:   Suman Anna <s-anna@...com>
To:     Alex Elder <elder@...aro.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Ohad Ben-Cohen <ohad@...ery.com>,
        Andy Gross <agross@...nel.org>
CC:     <linux-remoteproc@...r.kernel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] remoteproc: qcom_q6v5_mss: fix a bug in q6v5_probe()

On 4/3/20 12:50 PM, Alex Elder wrote:
> If looking up the DT "firmware-name" property fails in q6v6_probe(),
> the function returns without freeing the remoteproc structure
> that has been allocated.  Fix this by jumping to the free_rproc
> label, which takes care of this.
> 

Please add the Fixes: line.

> Signed-off-by: Alex Elder <elder@...aro.org>
> ---
>   drivers/remoteproc/qcom_q6v5_mss.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c
> index ce49c3236ff7..60cdf699ea80 100644
> --- a/drivers/remoteproc/qcom_q6v5_mss.c
> +++ b/drivers/remoteproc/qcom_q6v5_mss.c
> @@ -1675,7 +1675,7 @@ static int q6v5_probe(struct platform_device *pdev)
>   	ret = of_property_read_string_index(pdev->dev.of_node, "firmware-name",
>   					    1, &qproc->hexagon_mdt_image);
>   	if (ret < 0 && ret != -EINVAL)
> -		return ret;
> +		goto free_rproc;
>   
>   	platform_set_drvdata(pdev, qproc);
>   
>