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[2620:137:e000::1:20]) by mx.google.com with ESMTP id m12-20020a170906580c00b00991f3517cbdsi8702121ejq.1.2023.08.09.11.29.15; Wed, 09 Aug 2023 11:29:39 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232686AbjHIREs (ORCPT + 99 others); Wed, 9 Aug 2023 13:04:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46234 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232424AbjHIREn (ORCPT ); Wed, 9 Aug 2023 13:04:43 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 316DC2100; Wed, 9 Aug 2023 10:04:43 -0700 (PDT) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 42BE811FB; Wed, 9 Aug 2023 10:05:25 -0700 (PDT) Received: from donnerap.arm.com (donnerap.manchester.arm.com [10.32.100.58]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 144543F59C; Wed, 9 Aug 2023 10:04:41 -0700 (PDT) From: Andre Przywara To: =?utf-8?q?Micka=C3=ABl_Sala=C3=BCn?= , Shuah Khan Cc: linux-security-module@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] selftests: landlock: allow other ABI versions Date: Wed, 9 Aug 2023 18:04:34 +0100 Message-Id: <20230809170435.1312162-2-andre.przywara@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230809170435.1312162-1-andre.przywara@arm.com> References: <20230809170435.1312162-1-andre.przywara@arm.com> MIME-Version: 1.0 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_NONE 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-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1773777221743695257 X-GMAIL-MSGID: 1773777221743695257 At the moment the abi_version subtest of the landlock selftest expects exactly version 3 of the landlock syscall ABI. However older kernels returned a smaller number (or even -1, for the initial code), and the kselftest documentation states that older kernels should still be supported. Relax the test for the return value, to just not accept 0, which was never a value returned by this syscall (the initial ABI version was 1). This fixes kselftests runs on older kernels like on my Ubuntu 20.04 system. Signed-off-by: Andre Przywara --- tools/testing/selftests/landlock/base_test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/landlock/base_test.c b/tools/testing/selftests/landlock/base_test.c index 792c3f0a59b4f..1e3b6de57e80e 100644 --- a/tools/testing/selftests/landlock/base_test.c +++ b/tools/testing/selftests/landlock/base_test.c @@ -75,7 +75,7 @@ TEST(abi_version) const struct landlock_ruleset_attr ruleset_attr = { .handled_access_fs = LANDLOCK_ACCESS_FS_READ_FILE, }; - ASSERT_EQ(3, landlock_create_ruleset(NULL, 0, + ASSERT_NE(0, landlock_create_ruleset(NULL, 0, LANDLOCK_CREATE_RULESET_VERSION)); ASSERT_EQ(-1, landlock_create_ruleset(&ruleset_attr, 0,