linux-kernel - Re: [PATCH] can: ctucanfd: Remove unnecessary print function dev

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Message-Id: <202204212316.53141.pisa@cmp.felk.cvut.cz>
Date:   Thu, 21 Apr 2022 23:16:53 +0200
From:   Pavel Pisa <pisa@....felk.cvut.cz>
To:     Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Cc:     ondrej.ille@...il.com, wg@...ndegger.com, mkl@...gutronix.de,
        davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
        linux-can@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, Abaci Robot <abaci@...ux.alibaba.com>
Subject: Re: [PATCH] can: ctucanfd: Remove unnecessary print function dev_err()

Thanks for checking

On Thursday 21 of April 2022 22:32:42 Jiapeng Chong wrote:
> The print function dev_err() is redundant because platform_get_irq()
> already prints an error.
>
> Eliminate the follow coccicheck warnings:
>
> ./drivers/net/can/ctucanfd/ctucanfd_platform.c:67:2-9: line 67 is
> redundant because platform_get_irq() already prints an error.
>
> Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>

Acked-by: Pave Pisa <pisa@....felk.cvut.cz>

>  drivers/net/can/ctucanfd/ctucanfd_platform.c | 1 -
>  1 file changed, 1 deletion(-)
>
> diff --git a/drivers/net/can/ctucanfd/ctucanfd_platform.c
> b/drivers/net/can/ctucanfd/ctucanfd_platform.c index
> 5e4806068662..89d54c2151e1 100644
> --- a/drivers/net/can/ctucanfd/ctucanfd_platform.c
> +++ b/drivers/net/can/ctucanfd/ctucanfd_platform.c
> @@ -64,7 +64,6 @@ static int ctucan_platform_probe(struct platform_device
> *pdev) }
>  	irq = platform_get_irq(pdev, 0);
>  	if (irq < 0) {
> -		dev_err(dev, "Cannot find interrupt.\n");
>  		ret = irq;
>  		goto err;
>  	}