linux-kernel - Re: [PATCH] ata: remove redundant error print in rb532_pata_driver

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Date:   Tue, 12 Jan 2021 14:15:25 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...il.com>
To:     menglong8.dong@...il.com, axboe@...nel.dk
Cc:     linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
        Menglong Dong <dong.menglong@....com.cn>
Subject: Re: [PATCH] ata: remove redundant error print in
 rb532_pata_driver_probe

Hello!

On 1/12/21 5:36 AM, menglong8.dong@...il.com wrote:

> From: Menglong Dong <dong.menglong@....com.cn>
> 
> Coccinelle reports a redundant error print in rb532_pata_driver_probe.
> As 'platform_get_irq' already prints the error message, error print
> here is redundant and can be removed.
> 
> Signed-off-by: Menglong Dong <dong.menglong@....com.cn>
> ---
>  drivers/ata/pata_rb532_cf.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/ata/pata_rb532_cf.c b/drivers/ata/pata_rb532_cf.c
> index 479c4b29b856..dcde84f571c4 100644
> --- a/drivers/ata/pata_rb532_cf.c
> +++ b/drivers/ata/pata_rb532_cf.c
> @@ -115,10 +115,8 @@ static int rb532_pata_driver_probe(struct platform_device *pdev)
>  	}
>  
>  	irq = platform_get_irq(pdev, 0);
> -	if (irq <= 0) {
> -		dev_err(&pdev->dev, "no IRQ resource found\n");
> +	if (irq <= 0)
>  		return -ENOENT;

   This still beaks the probe deferral. :-(
   But that's another problem...

[...]

MBR, Sergei