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From: sshtylyov@mvista.com (Sergei Shtylyov)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] atmel/macb: fix device name when SOFT/HARD_IRQ enabled
Date: Wed, 09 Feb 2011 16:41:38 +0300	[thread overview]
Message-ID: <4D529992.7050502@ru.mvista.com> (raw)
In-Reply-To: <1297255416-6920-1-git-send-email-plagnioj@jcrosoft.com>

Hello.

On 09-02-2011 15:43, Jean-Christophe PLAGNIOL-VILLARD wrote:

> From: Paul Chavent<paul.chavent@fnac.net>

> When listing processes on a system with SOFT/HARD_IRQ enabled,
> the name of the ethernet device is [irq/eth%d] (instead of [irq/eth0] for example).

> This patch call the request_irq function after having initialized the name of the device.

> Signed-off-by: Paul Chavent<paul.chavent@fnac.net>
> Signed-off-by: Nicolas Ferre<nicolas.ferre@atmel.com>
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD<plagnioj@jcrosoft.com>
[...]

> diff --git a/drivers/net/macb.c b/drivers/net/macb.c
> index f69e73e..d642e08 100644
> --- a/drivers/net/macb.c
> +++ b/drivers/net/macb.c
[...]
> @@ -1219,13 +1209,23 @@ static int __init macb_probe(struct platform_device *pdev)
>   	err = register_netdev(dev);
>   	if (err) {
>   		dev_err(&pdev->dev, "Cannot register net device, aborting.\n");
> -		goto err_out_free_irq;
> +		goto err_out_iounmap;
>   	}
>
> -	if (macb_mii_init(bp) != 0) {
> +	dev->irq = platform_get_irq(pdev, 0);

    platform_get_irq() can fail...

> +	err = request_irq(dev->irq, macb_interrupt, IRQF_SAMPLE_RANDOM,
> +			  dev->name, dev);
> +	if (err) {
> +		printk(KERN_ERR
> +		       "%s: Unable to request IRQ %d (error %d)\n",
> +		       dev->name, dev->irq, err);
>   		goto err_out_unregister_netdev;
>   	}
>
> +	if (macb_mii_init(bp) != 0) {
> +		goto err_out_free_irq;
> +	}

    {} not needed here. I think checkpatch.pl should notice this.

WBR, Sergei

WARNING: multiple messages have this Message-ID (diff)
From: Sergei Shtylyov <sshtylyov@mvista.com>
To: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org,
	Nicolas Ferre <nicolas.ferre@atmel.com>,
	Paul Chavent <paul.chavent@fnac.net>
Subject: Re: [PATCH 1/2] atmel/macb: fix device name when SOFT/HARD_IRQ enabled
Date: Wed, 09 Feb 2011 16:41:38 +0300	[thread overview]
Message-ID: <4D529992.7050502@ru.mvista.com> (raw)
In-Reply-To: <1297255416-6920-1-git-send-email-plagnioj@jcrosoft.com>

Hello.

On 09-02-2011 15:43, Jean-Christophe PLAGNIOL-VILLARD wrote:

> From: Paul Chavent<paul.chavent@fnac.net>

> When listing processes on a system with SOFT/HARD_IRQ enabled,
> the name of the ethernet device is [irq/eth%d] (instead of [irq/eth0] for example).

> This patch call the request_irq function after having initialized the name of the device.

> Signed-off-by: Paul Chavent<paul.chavent@fnac.net>
> Signed-off-by: Nicolas Ferre<nicolas.ferre@atmel.com>
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD<plagnioj@jcrosoft.com>
[...]

> diff --git a/drivers/net/macb.c b/drivers/net/macb.c
> index f69e73e..d642e08 100644
> --- a/drivers/net/macb.c
> +++ b/drivers/net/macb.c
[...]
> @@ -1219,13 +1209,23 @@ static int __init macb_probe(struct platform_device *pdev)
>   	err = register_netdev(dev);
>   	if (err) {
>   		dev_err(&pdev->dev, "Cannot register net device, aborting.\n");
> -		goto err_out_free_irq;
> +		goto err_out_iounmap;
>   	}
>
> -	if (macb_mii_init(bp) != 0) {
> +	dev->irq = platform_get_irq(pdev, 0);

    platform_get_irq() can fail...

> +	err = request_irq(dev->irq, macb_interrupt, IRQF_SAMPLE_RANDOM,
> +			  dev->name, dev);
> +	if (err) {
> +		printk(KERN_ERR
> +		       "%s: Unable to request IRQ %d (error %d)\n",
> +		       dev->name, dev->irq, err);
>   		goto err_out_unregister_netdev;
>   	}
>
> +	if (macb_mii_init(bp) != 0) {
> +		goto err_out_free_irq;
> +	}

    {} not needed here. I think checkpatch.pl should notice this.

WBR, Sergei

  reply	other threads:[~2011-02-09 13:41 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-09 12:43 [PATCH 1/2] atmel/macb: fix device name when SOFT/HARD_IRQ enabled Jean-Christophe PLAGNIOL-VILLARD
2011-02-09 12:43 ` Jean-Christophe PLAGNIOL-VILLARD
2011-02-09 13:41 ` Sergei Shtylyov [this message]
2011-02-09 13:41   ` Sergei Shtylyov
2011-02-09 14:44   ` Jean-Christophe PLAGNIOL-VILLARD
2011-02-09 14:44     ` Jean-Christophe PLAGNIOL-VILLARD
2011-02-10 13:58     ` Sergei Shtylyov
2011-02-10 13:58       ` Sergei Shtylyov
2011-02-12 14:30       ` Jean-Christophe PLAGNIOL-VILLARD
2011-02-12 14:30         ` Jean-Christophe PLAGNIOL-VILLARD

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