linux-kernel - Re: [PATCH] EDAC/altera:Use platform_get_irq

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Date:   Thu, 2 Apr 2020 14:30:02 +0200
From:   Robert Richter <rrichter@...vell.com>
To:     Tang Bin <tangbin@...s.chinamobile.com>
CC:     <thor.thayer@...ux.intel.com>, <bp@...en8.de>,
        <mchehab@...nel.org>, <tony.luck@...el.com>, <james.morse@....com>,
        <linux-edac@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] EDAC/altera:Use platform_get_irq_optional()

On 02.04.20 19:27:40, Tang Bin wrote:
> In order to simply code,because platform_get_irq() already has
> dev_err() message.

I don't see a difference other than hiding a -EPROBE_DEFER error
message. If that is your intention, please update subject and
description accordingly.

Thanks,

-Robert

> 
> Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>
> ---
>  drivers/edac/altera_edac.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
> index e91cf1147..e12bad148 100644
> --- a/drivers/edac/altera_edac.c
> +++ b/drivers/edac/altera_edac.c
> @@ -2099,7 +2099,7 @@ static int altr_edac_a10_probe(struct platform_device *pdev)
>  		return -ENOMEM;
>  	}
>  
> -	edac->sb_irq = platform_get_irq(pdev, 0);
> +	edac->sb_irq = platform_get_irq_optional(pdev, 0);
>  	if (edac->sb_irq < 0) {
>  		dev_err(&pdev->dev, "No SBERR IRQ resource\n");
>  		return edac->sb_irq;
> @@ -2134,7 +2134,7 @@ static int altr_edac_a10_probe(struct platform_device *pdev)
>  		}
>  	}
>  #else
> -	edac->db_irq = platform_get_irq(pdev, 1);
> +	edac->db_irq = platform_get_irq_optional(pdev, 1);
>  	if (edac->db_irq < 0) {
>  		dev_err(&pdev->dev, "No DBERR IRQ resource\n");
>  		return edac->db_irq;
> -- 
> 2.20.1.windows.1
> 
> 
>