From patchwork Wed Jun 9 11:59:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhihao Cheng X-Patchwork-Id: 12309905 X-Patchwork-Delegate: bpf@iogearbox.net 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 C3B4CC48BCF for ; Wed, 9 Jun 2021 11:50:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AC40261249 for ; Wed, 9 Jun 2021 11:50:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235114AbhFILwY (ORCPT ); Wed, 9 Jun 2021 07:52:24 -0400 Received: from szxga01-in.huawei.com ([45.249.212.187]:8113 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231704AbhFILwX (ORCPT ); Wed, 9 Jun 2021 07:52:23 -0400 Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4G0QMS3s2YzYsXR; Wed, 9 Jun 2021 19:47:32 +0800 (CST) Received: from dggema761-chm.china.huawei.com (10.1.198.203) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Wed, 9 Jun 2021 19:50:22 +0800 Received: from huawei.com (10.175.127.227) by dggema761-chm.china.huawei.com (10.1.198.203) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Wed, 9 Jun 2021 19:50:21 +0800 From: Zhihao Cheng To: , , , , CC: , , , , Subject: [PATCH] tools/bpftool: Fix error return code in do_batch() Date: Wed, 9 Jun 2021 19:59:16 +0800 Message-ID: <20210609115916.2186872-1-chengzhihao1@huawei.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-Originating-IP: [10.175.127.227] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggema761-chm.china.huawei.com (10.1.198.203) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org X-Patchwork-Delegate: bpf@iogearbox.net Fix to return a negative error code from the error handling case instead of 0, as done elsewhere in this function. Fixes: 668da745af3c2 ("tools: bpftool: add support for quotations ...") Reported-by: Hulk Robot Signed-off-by: Zhihao Cheng Reviewed-by: Quentin Monnet --- tools/bpf/bpftool/main.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/bpf/bpftool/main.c b/tools/bpf/bpftool/main.c index 7f2817d97079..3ddfd4843738 100644 --- a/tools/bpf/bpftool/main.c +++ b/tools/bpf/bpftool/main.c @@ -341,8 +341,10 @@ static int do_batch(int argc, char **argv) n_argc = make_args(buf, n_argv, BATCH_ARG_NB_MAX, lines); if (!n_argc) continue; - if (n_argc < 0) + if (n_argc < 0) { + err = n_argc; goto err_close; + } if (json_output) { jsonw_start_object(json_wtr);