linux-kernel - Re: [PATCH net] bpf: fix bug in eBPF verifier

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Message-Id: <20141021.214422.448340967510694149.davem@davemloft.net>
Date:	Tue, 21 Oct 2014 21:44:22 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	ast@...mgrid.com
Cc:	hannes@...essinduktion.org, dborkman@...hat.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] bpf: fix bug in eBPF verifier

From: Alexei Starovoitov <ast@...mgrid.com>
Date: Mon, 20 Oct 2014 14:54:57 -0700

> while comparing for verifier state equivalency the comparison
> was missing a check for uninitialized register.
> Make sure it does so and add a testcase.
> 
> Fixes: f1bca824dabb ("bpf: add search pruning optimization to verifier")
> Cc: Hannes Frederic Sowa <hannes@...essinduktion.org>
> Signed-off-by: Alexei Starovoitov <ast@...mgrid.com>

Applied, thanks.
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