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Date:	Sun, 28 Sep 2008 15:20:16 +0800
From:	"Zhang, Yanmin" <yanmin_zhang@...ux.intel.com>
To:	qingtao.cao@...driver.com
Cc:	linux-kernel@...r.kernel.org, yanmin.zhang@...el.com
Subject: Re: [PATCH] PCIE: use PCI_EXT_CAP_NEXT to traverse PCIE extended
	capability list.


On Sun, 2008-09-28 at 13:07 +0800, qingtao.cao@...driver.com wrote:
> PCIE extended capability unit is of 4-byte, so the least 2 bits of the most 
> significant 12 bits should be masked off to zero when accessing the extended
> capability list.
> 
> Signed-off-by: Harry Ciao<qingtao.cao@...driver.com>
Acked-by: Zhang Yanmin <yanmin_zhang@...ux.intel.com>

> ---
>  drivers/pci/pcie/aer/aerdrv_core.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- a/drivers/pci/pcie/aer/aerdrv_core.c
> +++ b/drivers/pci/pcie/aer/aerdrv_core.c
> @@ -52,7 +52,7 @@
>  		if (PCI_EXT_CAP_ID(reg32) == PCI_EXT_CAP_ID_ERR)
>  			break;
>  
> -		pos = reg32 >> 20;
> +		pos = PCI_EXT_CAP_NEXT(reg32);
>  	}
>  
>  	return pos;


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