linux-kernel - Re: [PATCH v2] bonding: correctly handle out of range parameters for lp

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Message-Id: <20140306.170649.2053437094145326106.davem@davemloft.net>
Date:	Thu, 06 Mar 2014 17:06:49 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	sasha.levin@...cle.com
Cc:	fubar@...ibm.com, vfalico@...hat.com, andy@...yhouse.net,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	nikolay@...hat.com
Subject: Re: [PATCH v2] bonding: correctly handle out of range parameters
 for lp_interval

From: Sasha Levin <sasha.levin@...cle.com>
Date: Thu,  6 Mar 2014 16:53:11 -0500

> We didn't correctly check cases where the value for lp_interval is not
> within the legal range due to a missing table terminator.
> 
> This would let userspace trigger a kernel panic by specifying a value out
> of range:
> 
> 	echo -1 > /sys/devices/virtual/net/bond0/bonding/lp_interval
> 
> Introduced by commit 4325b374f84 ("bonding: convert lp_interval to use
> the new option API").
> 
> Acked-by: Nikolay Aleksandrov <nikolay@...hat.com>
> Signed-off-by: Sasha Levin <sasha.levin@...cle.com>

Applied, thanks.
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