From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754786AbaDSPQw (ORCPT ); Sat, 19 Apr 2014 11:16:52 -0400 Received: from mail-pa0-f49.google.com ([209.85.220.49]:43217 "EHLO mail-pa0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751059AbaDSPQt (ORCPT ); Sat, 19 Apr 2014 11:16:49 -0400 From: Masanari Iida To: a.p.zijlstra@chello.nl, jolsa@redhat.com, paulus@samba.org, mingo@redhat.com, acme@kernel.org, linux-kernel@vger.kernel.org Cc: Masanari Iida Subject: [PATCH] perf test x86: Fit memory leak in sample_ustack() Date: Sun, 20 Apr 2014 00:16:41 +0900 Message-Id: <1397920601-27712-1-git-send-email-standby24x7@gmail.com> X-Mailer: git-send-email 1.9.2.468.g3f0c02a Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org buf is not freed, when kernel failed to get stack map and return. Signed-off-by: Masanari Iida --- 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..68f2711 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"); + kfree(buf); return -1; } -- 1.9.2.468.g3f0c02a