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From: Andrew Morton <akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
To: Roel Kluin <12o3l-IWqWACnzNjzz+pZb47iToQ@public.gmane.org>
Cc: linuxppc-dev-mnsaURCQ41sdnm+yROfE0A@public.gmane.org,
	spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
	dbrownell-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 1/2] spi_mpc83xx: test below 0 on unsigned irq in mpc83xx_spi_probe()
Date: Wed, 7 May 2008 15:46:41 -0700	[thread overview]
Message-ID: <20080507154641.83a09a06.akpm@linux-foundation.org> (raw)
In-Reply-To: <480FA234.1000601-IWqWACnzNjzz+pZb47iToQ@public.gmane.org>

On Wed, 23 Apr 2008 22:55:16 +0200
Roel Kluin <12o3l-IWqWACnzNjzz+pZb47iToQ@public.gmane.org> wrote:

> mpc83xx_spi->irq is unsigned, so the test fails
> 
> Signed-off-by: Roel Kluin <12o3l-IWqWACnzNjzz+pZb47iToQ@public.gmane.org>
> ---
> diff --git a/drivers/spi/spi_mpc83xx.c b/drivers/spi/spi_mpc83xx.c
> index be15a62..033fd51 100644
> --- a/drivers/spi/spi_mpc83xx.c
> +++ b/drivers/spi/spi_mpc83xx.c
> @@ -454,12 +454,12 @@ static int __init mpc83xx_spi_probe(struct platform_device *dev)
>  		goto put_master;
>  	}
>  
> -	mpc83xx_spi->irq = platform_get_irq(dev, 0);
> -
> -	if (mpc83xx_spi->irq < 0) {
> -		ret = -ENXIO;
> +	ret = platform_get_irq(dev, 0);
> +	if (ret < 0)
>  		goto unmap_io;
> -	}
> +
> +	mpc83xx_spi->irq = ret;
> +	ret = 0;
>  
>  	/* Register for SPI Interrupt */
>  	ret = request_irq(mpc83xx_spi->irq, mpc83xx_spi_irq,
> 

In the recently-merged spi_mpc83xx-much-improved-driver.patch, mpc83xx_spi.irq
has type `int' so I don't think we need this fix any more.

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  parent reply	other threads:[~2008-05-07 22:46 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-23 20:55 [PATCH 1/2] spi_mpc83xx: test below 0 on unsigned irq in mpc83xx_spi_probe() Roel Kluin
2008-04-23 21:55 ` Joakim Tjernlund
     [not found] ` <480FA234.1000601-IWqWACnzNjzz+pZb47iToQ@public.gmane.org>
2008-04-23 21:55   ` Joakim Tjernlund
2008-05-07 22:46   ` Andrew Morton [this message]
     [not found] ` <00ed01c8a58c$b4a5fa40$1df1eec0$@Tjernlund@transmode.se>
     [not found]   ` <00ed01c8a58c$b4a5fa40$1df1eec0$@Tjernlund-SNLAxHN9vbcOP4wsBPIw7w@public.gmane.org>
2008-04-25 11:25     ` Joakim Tjernlund

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