Re: [PATCH] spi: Fix modular master driver remove and device suspend/remove

[Russell King <rmk+lkml@arm.linux.org.uk>]

On Mon, Feb 06, 2006 at 07:04:11PM -0800, stephen@streetfiresound.com wrote:
> --- linux-2.6.16-rc2/drivers/spi/spi.c	2006-02-06 18:39:31.746537258 -0800
> +++ linux-spi/drivers/spi/spi.c	2006-02-06 18:39:45.353334421 -0800
> @@ -90,7 +90,7 @@ static int spi_suspend(struct device *de
>  	int			value;
>  	struct spi_driver	*drv = to_spi_driver(dev->driver);
>  
> -	if (!drv->suspend)
> +	if (!drv || !drv->suspend)

Shouldn't this be dev->driver ?  If dev->driver is NULL, drv may be
non-NULL due to an offset in the structure.

> @@ -105,7 +105,7 @@ static int spi_resume(struct device *dev
>  	int			value;
>  	struct spi_driver	*drv = to_spi_driver(dev->driver);
>  
> -	if (!drv->resume)
> +	if (!drv || !drv->resume)

Ditto.

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 Serial core
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