Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753897AbdGUPyv (ORCPT ); Fri, 21 Jul 2017 11:54:51 -0400 Received: from mail-pg0-f66.google.com ([74.125.83.66]:35342 "EHLO mail-pg0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752780AbdGUPym (ORCPT ); Fri, 21 Jul 2017 11:54:42 -0400 Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 10.3 \(3273\)) Subject: Re: [iovisor-dev] [PATCH net 0/2] bpf: fix verifier min/max handling in BPF_SUB From: Nadav Amit In-Reply-To: <2ebcb201-2f18-7276-f4f9-f2bbaffae179@solarflare.com> Date: Fri, 21 Jul 2017 08:54:38 -0700 Cc: "David S. Miller" , Alexei Starovoitov , Alexei Starovoitov , Daniel Borkmann , netdev@vger.kernel.org, iovisor-dev , linux-kernel@vger.kernel.org Message-Id: <9E0BB6CA-747D-4537-A663-4FF0E15855C0@gmail.com> References: <2ebcb201-2f18-7276-f4f9-f2bbaffae179@solarflare.com> To: Edward Cree X-Mailer: Apple Mail (2.3273) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by nfs id v6LFvgPN024193 Content-Length: 789 Lines: 22 Edward Cree via iovisor-dev wrote: > I managed to come up with a test for the swapped bounds in BPF_SUB, so here > it is along with a patch that fixes it, separated out from my 'rewrite > everything' series so it can go to -stable. > > Edward Cree (2): > selftests/bpf: subtraction bounds test > bpf/verifier: fix min/max handling in BPF_SUB > > kernel/bpf/verifier.c | 21 +++++++++++++++------ > tools/testing/selftests/bpf/test_verifier.c | 28 ++++++++++++++++++++++++++++ > 2 files changed, 43 insertions(+), 6 deletions(-) > > _______________________________________________ > iovisor-dev mailing list > iovisor-dev@lists.iovisor.org > https://lists.iovisor.org/mailman/listinfo/iovisor-dev Thanks for separating it. Nadav