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[23.128.96.37]) by mx.google.com with ESMTPS id p15-20020a170902e74f00b001cdf9395a2asi7958555plf.420.2023.11.20.03.28.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Nov 2023 03:29:01 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) client-ip=23.128.96.37; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id 05C6280779BD; Mon, 20 Nov 2023 03:24:17 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232711AbjKTLYR (ORCPT + 99 others); Mon, 20 Nov 2023 06:24:17 -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: 8bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Mon, 20 Nov 2023 03:24:18 -0800 (PST) Return ENOMEM when dynamic allocation failed. Signed-off-by: zhaimingbing --- 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/perf/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 argc, const char **argv, scripting_context->session = session; command_line = malloc((argc + 2) * sizeof(const char *)); + if (!command_line) + return -ENOMEM; + command_line[0] = ""; command_line[1] = script; for (i = 2; i < argc + 2; i++) -- 2.33.0