linux-kernel - Re: [07/39] iwmc3200wifi: fix array out-of-boundary access

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Date:	Wed, 06 Jan 2010 10:52:56 +0800
From:	Zhu Yi <yi.zhu@...el.com>
To:	Greg KH <gregkh@...e.de>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"stable@...nel.org" <stable@...nel.org>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"torvalds@...ux-foundation.org" <torvalds@...ux-foundation.org>,
	"stable-review@...nel.org" <stable-review@...nel.org>,
	"John W. Linville" <linville@...driver.com>
Subject: Re: [07/39] iwmc3200wifi: fix array out-of-boundary access

On Wed, 2010-01-06 at 04:02 +0800, Greg KH wrote:
> 2.6.31-stable review patch.  If anyone has any objections, please let us know.

Greg, please ignore this. It is false alarm and not required for stable.
Sorry for the noise.

Thanks,
-yi

> From: Zhu Yi <yi.zhu@...el.com>
> 
> commit 6c853da3f30c93eae847ecbcd9fdf10ba0da04c2 upstream.
> 
> Allocate priv->rx_packets[IWM_RX_ID_HASH + 1] because the max array
> index is IWM_RX_ID_HASH according to IWM_RX_ID_GET_HASH().
> 
> Signed-off-by: Zhu Yi <yi.zhu@...el.com>
> Signed-off-by: John W. Linville <linville@...driver.com>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
> 
> ---
>  drivers/net/wireless/iwmc3200wifi/iwm.h |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- a/drivers/net/wireless/iwmc3200wifi/iwm.h
> +++ b/drivers/net/wireless/iwmc3200wifi/iwm.h
> @@ -268,7 +268,7 @@ struct iwm_priv {
>  
>  	struct sk_buff_head rx_list;
>  	struct list_head rx_tickets;
> -	struct list_head rx_packets[IWM_RX_ID_HASH];
> +	struct list_head rx_packets[IWM_RX_ID_HASH + 1];
>  	struct workqueue_struct *rx_wq;
>  	struct work_struct rx_worker;
>  
> 
> 


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