linux-kernel - Re: [PATCH v2 4/6] memory: mtk-smi: Fix the return value for clk_bulk_prepare

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Message-ID: <a3c48c27-515d-f741-e447-98e0ddfe3b01@canonical.com>
Date:   Wed, 12 Jan 2022 11:20:11 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Yong Wu <yong.wu@...iatek.com>, Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     Krzysztof Kozlowski <krzk@...nel.org>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Tomasz Figa <tfiga@...omium.org>,
        linux-mediatek@...ts.infradead.org, srv_heupstream@...iatek.com,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        iommu@...ts.linux-foundation.org, youlin.pei@...iatek.com,
        anan.sun@...iatek.com, lc.kan@...iatek.com, yi.kuo@...iatek.com,
        anthony.huang@...iatek.com,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Subject: Re: [PATCH v2 4/6] memory: mtk-smi: Fix the return value for
 clk_bulk_prepare_enable

On 11/01/2022 07:39, Yong Wu wrote:
> The successful return value for clk_bulk_prepare_enable is 0, rather than
> "< 0". Fix this.

I do not understand. The commit description does not match the code.
What is the error here?

> 
> Fixes: 0e14917c57f9 ("memory: mtk-smi: Use clk_bulk clock ops")

There is no bug to fix...

> Signed-off-by: Yong Wu <yong.wu@...iatek.com>
> ---
>  drivers/memory/mtk-smi.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
> index b883dcc0bbfa..e7b1a22b12ea 100644
> --- a/drivers/memory/mtk-smi.c
> +++ b/drivers/memory/mtk-smi.c
> @@ -480,7 +480,7 @@ static int __maybe_unused mtk_smi_larb_resume(struct device *dev)
>  	int ret;
>  
>  	ret = clk_bulk_prepare_enable(larb->smi.clk_num, larb->smi.clks);
> -	if (ret < 0)
> +	if (ret)
>  		return ret;
>  
>  	/* Configure the basic setting for this larb */
> 


Best regards,
Krzysztof