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| author | Namhyung Kim <namhyung.kim@lge.com> | 2013-11-18 06:20:43 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-11-19 17:33:57 +0400 |
| commit | 210e812f036736aeda097d9a6ef84b1f2b334bae (patch) | |
| tree | f2881ec2ca780cacc5cfec392d6c4751c0b51fbc /tools | |
| parent | a5285ad9e30fd90b88a11adcab97bd4c3ffe44eb (diff) | |
| download | linux-210e812f036736aeda097d9a6ef84b1f2b334bae.tar.xz | |
perf header: Fix bogus group name
When processing event group descriptor in perf file header, we reuse an
allocated group name but forgot to prevent it from freeing.
Reported-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1384741244-7271-1-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/header.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 369c03648f88..559c516f1cec 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -2078,8 +2078,10 @@ static int process_group_desc(struct perf_file_section *section __maybe_unused, if (evsel->idx == (int) desc[i].leader_idx) { evsel->leader = evsel; /* {anon_group} is a dummy name */ - if (strcmp(desc[i].name, "{anon_group}")) + if (strcmp(desc[i].name, "{anon_group}")) { evsel->group_name = desc[i].name; + desc[i].name = NULL; + } evsel->nr_members = desc[i].nr_members; if (i >= nr_groups || nr > 0) { |