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=-17.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT, USER_IN_DEF_DKIM_WL 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 740D2C4332B for ; Thu, 19 Mar 2020 02:31:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4C6BD2076C for ; Thu, 19 Mar 2020 02:31:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="vfmBwyq9" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726846AbgCSCbM (ORCPT ); Wed, 18 Mar 2020 22:31:12 -0400 Received: from mail-pl1-f201.google.com ([209.85.214.201]:47307 "EHLO mail-pl1-f201.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726623AbgCSCbL (ORCPT ); Wed, 18 Mar 2020 22:31:11 -0400 Received: by mail-pl1-f201.google.com with SMTP id t2so450400ply.14 for ; Wed, 18 Mar 2020 19:31:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=Q6qKeMViIFe6EBqVnaB/dOU7RJkl3dVROSC+c5uk8Z0=; b=vfmBwyq9fjU9JbgvPE0u2IhjHNme9Ilvu2k+gzRdVZCHQgVkESrdgJqpXIuKFVYgBj iVw0o8B+qgHwkwI9zkPQCTWbszaTUbMcm0gcyuDOgO3XtXRBLRzEGV/S6q/mA+j7auUe SQOSqMKiAsT6JPwGC7JsAcjXDCT+1kl5weAf54CW71bhYTkjYiLOXiDDYESwthEY92z7 R7Q54ecQClizRcIbh8zO4VW/xM+gfiEB5ZFTN5kw9tUn5vlJnzkWvQY4vljZvKKm9ua3 KJ17KA76Hdf6l7HKDibwfKJAUCkrcoE6idvPwGEvUf/hLIqqmxiwLvZo9QIO0/6lsQQs xhvA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=Q6qKeMViIFe6EBqVnaB/dOU7RJkl3dVROSC+c5uk8Z0=; b=WpdJ4ZYF678e+d0sTd+uf0Jxr0bo2kKoV8NHwK8OeC+W8k0cinJ6x86P4ZPJPswTnt BfRylwQ99MlEBgnYUrUJ6oP51sNi6gBM01Og30Kso5L7w8+96vh36a/A91PpTIPiLDb9 hexCyZDoG4D29CbYMilGhT34H0L2Q3gRzqfmPBuM865G1kAHGqcInr76c+f/MFzSrIp5 l9wavza+nHHWbMcFDg2Tew85AgUJmMmYSmFsTX914K3qdkFOAbaiWSy5beRRceJg7UnK L0U8+4QNFUVlA045pyQ2SS3eJs4rwM7V6fq4nU7eIhuze2u9uNFznrBXPtw/kuSX6cIX ybJg== X-Gm-Message-State: ANhLgQ1OAuFtR6SQGvknZFiaU/YWTNvE8/j4UJne4mA5IQ9zjeLJcWUC CJxpMN0qIyijmWqjKlX+xg8ySQPysTuV X-Google-Smtp-Source: ADFU+vvnvaTJZq/znCQMl/lT+vmB14sCXf7IljGSBFhmrPuO+K9pAGIZg4aDF3ZUU7aDFH1strwtkqTmVIy6 X-Received: by 2002:a17:90a:178e:: with SMTP id q14mr1433427pja.132.1584585068936; Wed, 18 Mar 2020 19:31:08 -0700 (PDT) Date: Wed, 18 Mar 2020 19:31:01 -0700 In-Reply-To: <20200319023101.82458-1-irogers@google.com> Message-Id: <20200319023101.82458-2-irogers@google.com> Mime-Version: 1.0 References: <20200319023101.82458-1-irogers@google.com> X-Mailer: git-send-email 2.25.1.696.g5e7596f4ac-goog Subject: [PATCH v2 2/2] libperf evlist: fix memory leaks From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Andi Kleen , Adrian Hunter , Leo Yan , linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com Cc: Stephane Eranian , Ian Rogers Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Memory leaks found by applying LLVM's libfuzzer on the tools/perf parse_events function. Signed-off-by: Ian Rogers --- tools/lib/perf/evlist.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/lib/perf/evlist.c b/tools/lib/perf/evlist.c index 5b9f2ca50591..6485d1438f75 100644 --- a/tools/lib/perf/evlist.c +++ b/tools/lib/perf/evlist.c @@ -125,8 +125,10 @@ static void perf_evlist__purge(struct perf_evlist *evlist) void perf_evlist__exit(struct perf_evlist *evlist) { perf_cpu_map__put(evlist->cpus); + perf_cpu_map__put(evlist->all_cpus); perf_thread_map__put(evlist->threads); evlist->cpus = NULL; + evlist->all_cpus = NULL; evlist->threads = NULL; fdarray__exit(&evlist->pollfd); } -- 2.25.1.696.g5e7596f4ac-goog