From nobody Thu Dec 18 07:16:58 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7781AC197A0 for ; Mon, 20 Nov 2023 11:24:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232767AbjKTLYS (ORCPT ); Mon, 20 Nov 2023 06:24:18 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50612 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232585AbjKTLYQ (ORCPT ); Mon, 20 Nov 2023 06:24:16 -0500 Received: from cmccmta1.chinamobile.com (cmccmta2.chinamobile.com [111.22.67.135]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 03A699C; Mon, 20 Nov 2023 03:24:04 -0800 (PST) X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 Received: from spf.mail.chinamobile.com (unknown[10.188.0.87]) by rmmx-syy-dmz-app03-12003 (RichMail) with SMTP id 2ee3655b41d0dc5-fb5b4; Mon, 20 Nov 2023 19:24:00 +0800 (CST) X-RM-TRANSID: 2ee3655b41d0dc5-fb5b4 X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 Received: from localhost.localdomain (unknown[10.54.5.252]) by rmsmtp-syy-appsvr10-12010 (RichMail) with SMTP id 2eea655b41cc005-bb4a3; Mon, 20 Nov 2023 19:23:59 +0800 (CST) X-RM-TRANSID: 2eea655b41cc005-bb4a3 From: zhaimingbing To: Namhyung Kim , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Sean Christopherson , Li Dong Cc: linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, zhaimingbing Subject: [PATCH] perf script perl: Fail check on dynamic allocation Date: Mon, 20 Nov 2023 19:23:56 +0800 Message-Id: <20231120112356.8652-1-zhaimingbing@cmss.chinamobile.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Return ENOMEM when dynamic allocation failed. Signed-off-by: zhaimingbing Reviewed-by: Ian Rogers --- tools/perf/util/scripting-engines/trace-event-perl.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/perf/util/scripting-engines/trace-event-perl.c b/tools/p= erf/util/scripting-engines/trace-event-perl.c index 603091317..b072ac5d3 100644 --- a/tools/perf/util/scripting-engines/trace-event-perl.c +++ b/tools/perf/util/scripting-engines/trace-event-perl.c @@ -490,6 +490,9 @@ static int perl_start_script(const char *script, int ar= gc, const char **argv, scripting_context->session =3D session; =20 command_line =3D malloc((argc + 2) * sizeof(const char *)); + if (!command_line) + return -ENOMEM; + command_line[0] =3D ""; command_line[1] =3D script; for (i =3D 2; i < argc + 2; i++) --=20 2.33.0