From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932326AbbICTtT (ORCPT ); Thu, 3 Sep 2015 15:49:19 -0400 Received: from mga11.intel.com ([192.55.52.93]:27388 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757072AbbICTrH (ORCPT ); Thu, 3 Sep 2015 15:47:07 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,463,1437462000"; d="scan'208";a="797284899" From: kan.liang@intel.com To: acme@kernel.org, jolsa@kernel.org Cc: a.p.zijlstra@chello.nl, luto@kernel.org, mingo@redhat.com, eranian@google.com, ak@linux.intel.com, mark.rutland@arm.com, adrian.hunter@intel.com, namhyung@kernel.org, linux-kernel@vger.kernel.org, Kan Liang Subject: [PATCH V8 4/7] perf,tools: fix dump_sample crash when evsel is NULL. Date: Thu, 3 Sep 2015 08:31:00 -0400 Message-Id: <1441283463-51050-5-git-send-email-kan.liang@intel.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1441283463-51050-1-git-send-email-kan.liang@intel.com> References: <1441283463-51050-1-git-send-email-kan.liang@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Kan Liang Need to check evsel before using in dump_sample. Signed-off-by: Kan Liang --- 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 61669be..23fed17 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; -- 1.8.3.1