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Groups > linux.kernel > #1580190

[PATCH 14/15] samples/bpf: Ignore already processed ELF sections

From Arnaldo Carvalho de Melo <acme@kernel.org>
Newsgroups linux.kernel
Subject [PATCH 14/15] samples/bpf: Ignore already processed ELF sections
Date 2017-02-14 02:20 +0100
Message-ID <tazWG-3d2-19@gated-at.bofh.it> (permalink)
References <tazWF-3d2-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Mickaël Salaün <mic@digikod.net>

Add a missing check for the map fixup loop.

Signed-off-by: Mickaël Salaün <mic@digikod.net>
Acked-by: Joe Stringer <joe@ovn.org>
Acked-by: Wang Nan <wangnan0@huawei.com>
Cc: Alexei Starovoitov <ast@fb.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: David S. Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Link: http://lkml.kernel.org/r/20170208202744.16274-2-mic@digikod.net
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 samples/bpf/bpf_load.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/samples/bpf/bpf_load.c b/samples/bpf/bpf_load.c
index 396e204888b3..e04fe09d7c2e 100644
--- a/samples/bpf/bpf_load.c
+++ b/samples/bpf/bpf_load.c
@@ -328,6 +328,8 @@ int load_bpf_file(char *path)
 
 	/* load programs that need map fixup (relocations) */
 	for (i = 1; i < ehdr.e_shnum; i++) {
+		if (processed_sec[i])
+			continue;
 
 		if (get_sec(elf, i, &ehdr, &shname, &shdr, &data))
 			continue;
-- 
2.9.3

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[GIT PULL 00/15] perf/core improvements and fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-14 02:20 +0100
  [PATCH 04/15] perf diff: Add diff.compute config option Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-14 02:20 +0100
  [PATCH 11/15] perf tests record: No need to test an array against NULL Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-14 02:20 +0100
  [PATCH 08/15] tools lib traceevent plugin function: Initialize 'index' variable Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-14 02:20 +0100
  [PATCH 14/15] samples/bpf: Ignore already processed ELF sections Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-14 02:20 +0100
  [PATCH 01/15] tools include: Introduce linux/compiler-gcc.h Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-14 02:20 +0100
  [PATCH 07/15] tools lib traceevent: Initialize lenght on OLD_RING_BUFFER_TYPE_TIME_STAMP Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-14 02:20 +0100
  [PATCH 09/15] perf evsel: Inform how to make a sysctl setting permanent Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-14 02:20 +0100
  Re: [GIT PULL 00/15] perf/core improvements and fixes Ingo Molnar <mingo@kernel.org> - 2017-02-14 07:40 +0100

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