From 16ad1329002f905c643a438ddcfb0a180787850a Mon Sep 17 00:00:00 2001
From: =?utf8?q?Micka=C3=ABl=20Sala=C3=BCn?= <mic@digikod.net>
Date: Wed, 8 Feb 2017 21:27:42 +0100
Subject: [PATCH] samples/bpf: Ignore already processed ELF sections
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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 396e204..e04fe09 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;
-- 
2.7.4