linux-kernel - Re: [PATCH v2 -next] phy: phy-mtk-hdmi: Remove redundant dev_err call in mtk_hdmi_phy

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Date:   Fri, 9 Apr 2021 09:34:00 +0800
From:   Chunfeng Yun <chunfeng.yun@...iatek.com>
To:     He Ying <heying24@...wei.com>
CC:     <chunkuang.hu@...nel.org>, <p.zabel@...gutronix.de>,
        <kishon@...com>, <vkoul@...nel.org>, <matthias.bgg@...il.com>,
        <dri-devel@...ts.freedesktop.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-phy@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 -next] phy: phy-mtk-hdmi: Remove redundant dev_err
 call in mtk_hdmi_phy_probe()

On Thu, 2021-04-08 at 07:55 -0400, He Ying wrote:
> There is a error message within devm_ioremap_resource
> already, so remove the dev_err call to avoid redundant
> error message.
> 
> Reported-by: Hulk Robot <hulkci@...wei.com>
> Signed-off-by: He Ying <heying24@...wei.com>
> ---
> v2:
> - Use 'return PTR_ERR()' instead of 'ret = PTR_ERR();return ret;'.
> 
>  drivers/phy/mediatek/phy-mtk-hdmi.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/phy/mediatek/phy-mtk-hdmi.c b/drivers/phy/mediatek/phy-mtk-hdmi.c
> index 8313bd517e4c..8ad8f717ef43 100644
> --- a/drivers/phy/mediatek/phy-mtk-hdmi.c
> +++ b/drivers/phy/mediatek/phy-mtk-hdmi.c
> @@ -119,9 +119,7 @@ static int mtk_hdmi_phy_probe(struct platform_device *pdev)
>  	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>  	hdmi_phy->regs = devm_ioremap_resource(dev, mem);
>  	if (IS_ERR(hdmi_phy->regs)) {
> -		ret = PTR_ERR(hdmi_phy->regs);
> -		dev_err(dev, "Failed to get memory resource: %d\n", ret);
> -		return ret;
> +		return PTR_ERR(hdmi_phy->regs);
>  	}
Reviewed-by: Chunfeng Yun <chunfeng.yun@...iatek.com>

Thanks a lot
>  
>  	ref_clk = devm_clk_get(dev, "pll_ref");