From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752312AbaDWLbe (ORCPT ); Wed, 23 Apr 2014 07:31:34 -0400 Received: from mx1.redhat.com ([209.132.183.28]:31308 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751802AbaDWLbd (ORCPT ); Wed, 23 Apr 2014 07:31:33 -0400 From: Jiri Olsa To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Masanari Iida , Jiri Olsa Subject: [PATCH 1/4] perf tests x86: Fix memory leak in sample_ustack() Date: Wed, 23 Apr 2014 13:31:19 +0200 Message-Id: <1398252682-17185-2-git-send-email-jolsa@redhat.com> In-Reply-To: <1398252682-17185-1-git-send-email-jolsa@redhat.com> References: <1398252682-17185-1-git-send-email-jolsa@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Masanari Iida The buf is not freed, when kernel failed to get stack map and return. Signed-off-by: Masanari Iida Link: http://lkml.kernel.org/r/1398091024-7901-1-git-send-email-standby24x7@gmail.com Signed-off-by: Jiri Olsa --- tools/perf/arch/x86/tests/dwarf-unwind.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/arch/x86/tests/dwarf-unwind.c b/tools/perf/arch/x86/tests/dwarf-unwind.c index b602ad9..b8c0102 100644 --- a/tools/perf/arch/x86/tests/dwarf-unwind.c +++ b/tools/perf/arch/x86/tests/dwarf-unwind.c @@ -26,6 +26,7 @@ static int sample_ustack(struct perf_sample *sample, map = map_groups__find(&thread->mg, MAP__FUNCTION, (u64) sp); if (!map) { pr_debug("failed to get stack map\n"); + free(buf); return -1; } -- 1.8.3.1