Messages in this thread Patch in this message | | | From | Mickaël Salaün <> | Subject | [PATCH v2 4/5] samples/bpf: Reset global variables | Date | Mon, 6 Feb 2017 21:40:26 +0100 |
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Before loading a new ELF, clean previous kernel version, license and processed sections.
Signed-off-by: Mickaël Salaün <mic@digikod.net> Cc: Alexei Starovoitov <ast@fb.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: David S. Miller <davem@davemloft.net> --- samples/bpf/bpf_load.c | 5 +++++ 1 file changed, 5 insertions(+)
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; -- 2.11.0
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