From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751266Ab3KRCU4 (ORCPT ); Sun, 17 Nov 2013 21:20:56 -0500 Received: from LGEMRELSE6Q.lge.com ([156.147.1.121]:51109 "EHLO LGEMRELSE6Q.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750877Ab3KRCUt (ORCPT ); Sun, 17 Nov 2013 21:20:49 -0500 X-AuditID: 9c930179-b7ba7ae000000e31-06-5289797f97c6 From: Namhyung Kim To: Arnaldo Carvalho de Melo Cc: Peter Zijlstra , Paul Mackerras , Ingo Molnar , Namhyung Kim , LKML , Jiri Olsa Subject: [PATCH 1/2] perf header: Fix bogus group name Date: Mon, 18 Nov 2013 11:20:43 +0900 Message-Id: <1384741244-7271-1-git-send-email-namhyung@kernel.org> X-Mailer: git-send-email 1.7.11.7 X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Namhyung Kim When processing event group descriptor in perf file header, we reuse an allocated group name but forgot to prevent it from freeing. Reported-by: Stephane Eranian Signed-off-by: Namhyung Kim --- tools/perf/util/header.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 369c03648f88..559c516f1cec 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -2078,8 +2078,10 @@ static int process_group_desc(struct perf_file_section *section __maybe_unused, if (evsel->idx == (int) desc[i].leader_idx) { evsel->leader = evsel; /* {anon_group} is a dummy name */ - if (strcmp(desc[i].name, "{anon_group}")) + if (strcmp(desc[i].name, "{anon_group}")) { evsel->group_name = desc[i].name; + desc[i].name = NULL; + } evsel->nr_members = desc[i].nr_members; if (i >= nr_groups || nr > 0) { -- 1.7.11.7