From: Kan Liang <[email protected]>

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

Signed-off-by: Kan Liang <[email protected]>
Cc: Adrian Hunter <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: Andy Lutomirski <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: 
http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/util/session.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 61669be15056..23fed17307ff 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -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;
-- 
2.1.0

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