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perf session: Don't call dump_sample() when evsel is NULL 

Need to check evsel before passing it to dump_sample().

Signed-off-by: Kan Liang <kan.liang@intel.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1441283463-51050-5-git-send-email-kan.liang@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Kan Liang 2015-09-03 08:31:00 -04:00 committed by Arnaldo Carvalho de Melo
parent f83b6b64eb
commit 1b29ac59b1
1 changed files with 1 additions and 1 deletions
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2
tools/perf/util/session.c
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@ -1080,11 +1080,11 @@ static int machines__deliver_event(struct machines *machines,
switch (event->header.type) {
case PERF_RECORD_SAMPLE:
dump_sample(evsel, event, sample);
if (evsel == NULL) {
++evlist->stats.nr_unknown_id;
return 0;
}
dump_sample(evsel, event, sample);
if (machine == NULL) {
++evlist->stats.nr_unprocessable_samples;
return 0;