From patchwork Mon Sep 21 16:27:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "gregkh@linuxfoundation.org" X-Patchwork-Id: 263550 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=-14.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 E0D0AC43466 for ; Mon, 21 Sep 2020 17:05:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B3DF62073A for ; Mon, 21 Sep 2020 17:05:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600707953; bh=8aEWztFlDPl8H4sUn50FItF7gUpoIkj/vErTpfXsnpA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=qpfRf35c1jYHSP156tRIH+sb0O969AaqK/c/vfqTSQHX6ZZpNGVYO24/JLWtxZLGT bUJSbZEGlxddfbqzCokl39GnpEkIY/13u54h0UF0X9L1eReIs3ur0hPl25Zo9gMaFT mvyt10LTLhD1BQnBEb7rurvxPBqmz/npSza8r7Dk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728148AbgIUQdX (ORCPT ); Mon, 21 Sep 2020 12:33:23 -0400 Received: from mail.kernel.org ([198.145.29.99]:59160 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728583AbgIUQdL (ORCPT ); Mon, 21 Sep 2020 12:33:11 -0400 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6701A2399A; Mon, 21 Sep 2020 16:33:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600705990; bh=8aEWztFlDPl8H4sUn50FItF7gUpoIkj/vErTpfXsnpA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mnlhlvkB1sIGfejS8KGkDSExup3fB5UsT8nfTXfzXM0TVaojHFEJxFJzJWg2B3VfK VOzyUyiWbLWOU9YgN/CUxiQgczm8sJTJO5j6nOkMQ4e29PGqRHSMWUvB7qG4+gdzdc lSbuqIdfGNBw9woQACBAUODES9OapGl2PMHh85jU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Namhyung Kim , Jiri Olsa , Alexander Shishkin , Andi Kleen , Ian Rogers , Mark Rutland , Peter Zijlstra , Stephane Eranian , Arnaldo Carvalho de Melo , Sasha Levin Subject: [PATCH 4.4 36/46] perf test: Free formats for perf pmu parse test Date: Mon, 21 Sep 2020 18:27:52 +0200 Message-Id: <20200921162034.943332447@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200921162033.346434578@linuxfoundation.org> References: <20200921162033.346434578@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Namhyung Kim [ Upstream commit d26383dcb2b4b8629fde05270b4e3633be9e3d4b ] The following leaks were detected by ASAN: Indirect leak of 360 byte(s) in 9 object(s) allocated from: #0 0x7fecc305180e in calloc (/lib/x86_64-linux-gnu/libasan.so.5+0x10780e) #1 0x560578f6dce5 in perf_pmu__new_format util/pmu.c:1333 #2 0x560578f752fc in perf_pmu_parse util/pmu.y:59 #3 0x560578f6a8b7 in perf_pmu__format_parse util/pmu.c:73 #4 0x560578e07045 in test__pmu tests/pmu.c:155 #5 0x560578de109b in run_test tests/builtin-test.c:410 #6 0x560578de109b in test_and_print tests/builtin-test.c:440 #7 0x560578de401a in __cmd_test tests/builtin-test.c:661 #8 0x560578de401a in cmd_test tests/builtin-test.c:807 #9 0x560578e49354 in run_builtin /home/namhyung/project/linux/tools/perf/perf.c:312 #10 0x560578ce71a8 in handle_internal_command /home/namhyung/project/linux/tools/perf/perf.c:364 #11 0x560578ce71a8 in run_argv /home/namhyung/project/linux/tools/perf/perf.c:408 #12 0x560578ce71a8 in main /home/namhyung/project/linux/tools/perf/perf.c:538 #13 0x7fecc2b7acc9 in __libc_start_main ../csu/libc-start.c:308 Fixes: cff7f956ec4a1 ("perf tests: Move pmu tests into separate object") Signed-off-by: Namhyung Kim Acked-by: Jiri Olsa Cc: Alexander Shishkin Cc: Andi Kleen Cc: Ian Rogers Cc: Mark Rutland Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lore.kernel.org/lkml/20200915031819.386559-12-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: Sasha Levin --- tools/perf/tests/pmu.c | 1 + tools/perf/util/pmu.c | 11 +++++++++++ tools/perf/util/pmu.h | 1 + 3 files changed, 13 insertions(+) diff --git a/tools/perf/tests/pmu.c b/tools/perf/tests/pmu.c index b776831ceeeac..4ca6d4dc86612 100644 --- a/tools/perf/tests/pmu.c +++ b/tools/perf/tests/pmu.c @@ -169,6 +169,7 @@ int test__pmu(void) ret = 0; } while (0); + perf_pmu__del_formats(&formats); test_format_dir_put(format); return ret; } diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index 5245fbd091067..8d99b6d9c36ae 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -921,6 +921,17 @@ void perf_pmu__set_format(unsigned long *bits, long from, long to) set_bit(b, bits); } +void perf_pmu__del_formats(struct list_head *formats) +{ + struct perf_pmu_format *fmt, *tmp; + + list_for_each_entry_safe(fmt, tmp, formats, list) { + list_del(&fmt->list); + free(fmt->name); + free(fmt); + } +} + static int sub_non_neg(int a, int b) { if (b > a) diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h index 5d7e84466bee5..6789b1efc7d6e 100644 --- a/tools/perf/util/pmu.h +++ b/tools/perf/util/pmu.h @@ -66,6 +66,7 @@ int perf_pmu__new_format(struct list_head *list, char *name, int config, unsigned long *bits); void perf_pmu__set_format(unsigned long *bits, long from, long to); int perf_pmu__format_parse(char *dir, struct list_head *head); +void perf_pmu__del_formats(struct list_head *formats); struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);