From patchwork Wed Apr 22 08:30:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mao Wenan X-Patchwork-Id: 220793 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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=no 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 3A2BFC5518C for ; Wed, 22 Apr 2020 08:28:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 22C402070B for ; Wed, 22 Apr 2020 08:28:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726454AbgDVI2o (ORCPT ); Wed, 22 Apr 2020 04:28:44 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:2833 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725811AbgDVI2n (ORCPT ); Wed, 22 Apr 2020 04:28:43 -0400 Received: from DGGEMS413-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id F0402F77B6BB4EF88F18; Wed, 22 Apr 2020 16:28:40 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by DGGEMS413-HUB.china.huawei.com (10.3.19.213) with Microsoft SMTP Server id 14.3.487.0; Wed, 22 Apr 2020 16:28:39 +0800 From: Mao Wenan To: , , , , , , , CC: , , , Subject: [PATCH bpf-next 0/2] Change return code if failed to load object Date: Wed, 22 Apr 2020 16:30:08 +0800 Message-ID: <20200422083010.28000-1-maowenan@huawei.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org The first patch change return code from -EINVAL to -EOPNOTSUPP, the second patch quote the err value returned by bpf_object__load(). Mao Wenan (2): bpf: Change error code when ops is NULL libbpf: Return err if bpf_object__load failed kernel/bpf/syscall.c | 8 +++++--- tools/lib/bpf/libbpf.c | 2 +- 2 files changed, 6 insertions(+), 4 deletions(-)