From: Kan Liang Date: Thu, 3 Sep 2015 12:31:00 +0000 (-0400) Subject: perf session: Don't call dump_sample() when evsel is NULL X-Git-Tag: firefly_0821_release~176^2~832^2~50^2~7 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1b29ac59b1d692c06ec543a5f35e0d9ebb98e003;p=firefly-linux-kernel-4.4.55.git 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 Cc: Adrian Hunter Cc: Andi Kleen Cc: Andy Lutomirski Cc: Jiri Olsa Cc: Mark Rutland Cc: Namhyung Kim Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/r/1441283463-51050-5-git-send-email-kan.liang@intel.com Signed-off-by: Arnaldo Carvalho de Melo --- 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;