Re: [PATCH 1/2] spi_mpc83xx: test below 0 on unsigned irq in mpc83xx_spi_probe()

[Andrew Morton <akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@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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