netdev - Re: [PATCH] NET: smsc95xx: don't use stack for async writes to the device

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Message-Id: <20110322.010234.98886588.davem@davemloft.net>
Date:	Tue, 22 Mar 2011 01:02:34 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	marc.zyngier@....com
Cc:	netdev@...r.kernel.org, steve.glendinning@...c.com
Subject: Re: [PATCH] NET: smsc95xx: don't use stack for async writes to the
 device

From: Marc Zyngier <marc.zyngier@....com>
Date: Fri, 18 Mar 2011 13:53:58 +0000

> The set_multicast operation performs asynchronous writes to the
> device, with some addresses pointing to the stack. Bad things may
> happen, and this is trapped CONFIG_DMA_API_DEBUG:
...
> Move the two offenders to the private structure which is kmalloc-ed,
> and thus safe.
> 
> Signed-off-by: Marc Zyngier <marc.zyngier@....com>
> Cc: Steve Glendinning <steve.glendinning@...c.com>

Applied, thanks.
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