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perf header: Set tracepoint event name only if not set 

The event name can be set already by processing a event_desc data.

So check it before setting to prevent possible leak.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1346821373-31621-3-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2012-09-05 14:02:48 +09:00 committed by Arnaldo Carvalho de Melo
parent 74ba9e11f0
commit 618a3f1d30
1 changed files with 1 additions and 1 deletions
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2
tools/perf/util/header.c
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@ -2314,7 +2314,7 @@ static int perf_evlist__set_tracepoint_names(struct perf_evlist *evlist,
struct perf_evsel *pos;
list_for_each_entry(pos, &evlist->entries, node) {
if (pos->attr.type == PERF_TYPE_TRACEPOINT &&
if (pos->attr.type == PERF_TYPE_TRACEPOINT && !pos->name &&
perf_evsel__set_tracepoint_name(pos, pevent))
return -1;
}