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author | Mickaël Salaün <mic@digikod.net> | 2017-02-08 21:27:43 +0100 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-02-13 17:22:53 -0300 |
commit | a734fb5d60067a73dd7099a58756847c07f9cd68 (patch) | |
tree | 43ba5f18777b9e525b6c4a7bbcdefa829e342ee9 | |
parent | 16ad1329002f905c643a438ddcfb0a180787850a (diff) | |
download | linux-a734fb5d60067a73dd7099a58756847c07f9cd68.tar.gz linux-a734fb5d60067a73dd7099a58756847c07f9cd68.tar.bz2 linux-a734fb5d60067a73dd7099a58756847c07f9cd68.zip |
samples/bpf: Reset global variables
Before loading a new ELF, clean previous kernel version, license and
processed sections.
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/20170208202744.16274-3-mic@digikod.net
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r-- | samples/bpf/bpf_load.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/samples/bpf/bpf_load.c b/samples/bpf/bpf_load.c index e04fe09d7c2e..b86ee54da2d1 100644 --- a/samples/bpf/bpf_load.c +++ b/samples/bpf/bpf_load.c @@ -277,6 +277,11 @@ int load_bpf_file(char *path) Elf_Data *data, *data_prog, *symbols = NULL; char *shname, *shname_prog; + /* reset global variables */ + kern_version = 0; + memset(license, 0, sizeof(license)); + memset(processed_sec, 0, sizeof(processed_sec)); + if (elf_version(EV_CURRENT) == EV_NONE) return 1; |