From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7BED6C4338F for ; Mon, 26 Jul 2021 16:01:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 64C5860F6E for ; Mon, 26 Jul 2021 16:01:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237122AbhGZPVJ (ORCPT ); Mon, 26 Jul 2021 11:21:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:35084 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237120AbhGZPVH (ORCPT ); Mon, 26 Jul 2021 11:21:07 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 776F260E09; Mon, 26 Jul 2021 16:01:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1627315295; bh=kANN+UO/GvHzlAxWd7HjBi8v0Xy8YuHGs6VCqfx/xJA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=xiH9CpMCK/LaU1q9td3gWJV6TXI5Rg2SWXkvDIDWr1RlNmQFDRMV4UqC6T3jvBL2D ODSqyMWJjxZalBtH5Is/CslW13EFrIJG1B/d8J/ds4j8vqlbV6I6Rxi41hNVx7pX2H UQdRI6/7H94t9CpRT2f4x1XlEtoQaZQOau8xhfSU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Riccardo Mancini , Ian Rogers , Jiri Olsa , Kan Liang , Mark Rutland , Namhyung Kim , Peter Zijlstra , Arnaldo Carvalho de Melo , Sasha Levin Subject: [PATCH 5.10 041/167] perf env: Fix memory leak of cpu_pmu_caps Date: Mon, 26 Jul 2021 17:37:54 +0200 Message-Id: <20210726153840.770461878@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210726153839.371771838@linuxfoundation.org> References: <20210726153839.371771838@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Riccardo Mancini [ Upstream commit da6b7c6c0626901428245f65712385805e42eba6 ] ASan reports memory leaks while running: # perf test "83: Zstd perf.data compression/decompression" The first of the leaks is caused by env->cpu_pmu_caps not being freed. This patch adds the missing (z)free inside perf_env__exit. Signed-off-by: Riccardo Mancini Fixes: 6f91ea283a1ed23e ("perf header: Support CPU PMU capabilities") Cc: Ian Rogers Cc: Jiri Olsa Cc: Kan Liang Cc: Mark Rutland Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/6ba036a8220156ec1f3d6be3e5d25920f6145028.1626343282.git.rickyman7@gmail.com Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: Sasha Levin --- tools/perf/util/env.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c index 744e51c4a6bd..03bc843b1cf8 100644 --- a/tools/perf/util/env.c +++ b/tools/perf/util/env.c @@ -183,6 +183,7 @@ void perf_env__exit(struct perf_env *env) zfree(&env->sibling_threads); zfree(&env->pmu_mappings); zfree(&env->cpu); + zfree(&env->cpu_pmu_caps); zfree(&env->numa_map); for (i = 0; i < env->nr_numa_nodes; i++) -- 2.30.2