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296a0f4560
Backport from Linux v4.11-rc3-812-gc6bf33827b7d to Linux 4.9.20: https://github.com/landlock-lsm/linux/commits/landlock-v6-linux-v4.9.20 Do not include documentation nor tests. See built documentation here: https://landlock-lsm.github.io/linux-doc/landlock-v6/security/landlock/index.html Signed-off-by: Mickaël Salaün <mic@digikod.net> Link: https://lkml.kernel.org/r/20170328234650.19695-1-mic@digikod.net
45 lines
1.4 KiB
Diff
45 lines
1.4 KiB
Diff
From 3dd0d725f5e83a53ea2d4cbb3fe0856ce2b836cf Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Micka=C3=ABl=20Sala=C3=BCn?= <mic@digikod.net>
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Date: Wed, 8 Feb 2017 21:27:43 +0100
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Subject: [PATCH 04/12] samples/bpf: Reset global variables
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Before loading a new ELF, clean previous kernel version, license and
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processed sections.
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Signed-off-by: Mickaël Salaün <mic@digikod.net>
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Acked-by: Joe Stringer <joe@ovn.org>
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Acked-by: Wang Nan <wangnan0@huawei.com>
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Cc: Alexei Starovoitov <ast@fb.com>
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Cc: Daniel Borkmann <daniel@iogearbox.net>
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Cc: David S. Miller <davem@davemloft.net>
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Cc: netdev@vger.kernel.org
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Link: http://lkml.kernel.org/r/20170208202744.16274-3-mic@digikod.net
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Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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(cherry picked from commit a734fb5d60067a73dd7099a58756847c07f9cd68)
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---
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samples/bpf/bpf_load.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/samples/bpf/bpf_load.c b/samples/bpf/bpf_load.c
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index 4b86bd3c7c6b..765a6e45b92d 100644
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--- a/samples/bpf/bpf_load.c
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+++ b/samples/bpf/bpf_load.c
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@@ -256,6 +256,11 @@ int load_bpf_file(char *path)
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Elf_Data *data, *data_prog, *symbols = NULL;
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char *shname, *shname_prog;
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+ /* reset global variables */
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+ kern_version = 0;
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+ memset(license, 0, sizeof(license));
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+ memset(processed_sec, 0, sizeof(processed_sec));
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+
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if (elf_version(EV_CURRENT) == EV_NONE)
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return 1;
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--
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2.11.0
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