netdev - Re: [PATCH] Prevent reading uninitialized memory with socketfilters

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Message-Id: <20101110.102129.112602843.davem@davemloft.net>
Date:	Wed, 10 Nov 2010 10:21:29 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	drosenberg@...curity.com
Cc:	netdev@...r.kernel.org, stable@...nel.org, security@...nel.org
Subject: Re: [PATCH] Prevent reading uninitialized memory with socketfilters

From: "Dan Rosenberg" <drosenberg@...curity.com>
Date: Wed, 10 Nov 2010 18:18:08 +0000

> The code sample I linked to clearly demonstrates exactly how to
> accomplish this, if you had bothered to read it.

I told you why I didn't read it, if you had bothered to read my
reply properly :-)

Anyways, I realize we have to do something, but memset() is going
to completely kill performance.  I consider Eric's suggestion the
closest to acceptable cost at this point but even that is hard
to digest for me.
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