linux-kernel - Re: [PROBLEM]: potential unaligned memory access in drivers/usb/gadget/rndis.c

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Message-Id: <1236901897.4036.1.camel@brick>
Date:	Thu, 12 Mar 2009 16:51:37 -0700
From:	Harvey Harrison <harvey.harrison@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	yann.poupet@...e.fr, linux-kernel@...r.kernel.org,
	linux-usb@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PROBLEM]: potential unaligned memory access in
 drivers/usb/gadget/rndis.c

On Wed, 2009-03-11 at 23:51 -0700, Andrew Morton wrote:

> Maybe the below fixed this?  afacit it is queued for 2.6.30 in the
> net-next tree: 
> 
> commit 35c26c2cf6a6a2d1c48add732d8ba002bd90784c
> Author:     Harvey Harrison <harvey.harrison@...il.com>
> AuthorDate: Sat Feb 14 22:56:56 2009 -0800
> Commit:     David S. Miller <davem@...emloft.net>
> CommitDate: Sat Feb 14 22:56:56 2009 -0800
> 
>     rndis: remove private wrapper of __constant_cpu_to_le32
>     
>     Use cpu_to_le32 directly as it handles constant folding now, replace direct
>     uses of __constant_cpu_to_{endian} as well.
>     
>     Signed-off-by: Harvey Harrison <harvey.harrison@...il.com>
>     Acked-by: David Brownell <dbrownell@...rs.sourceforge.net>
>     Signed-off-by: David S. Miller <davem@...emloft.net>
> 

Doubtful, this patch should be a no-op, any alignment problems that existed
before will still be there.

Harvey



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