From patchwork Sat Dec 24 07:05:45 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Denis Semakin X-Patchwork-Id: 13081280 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 97299C4332F for ; Sat, 24 Dec 2022 07:06:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229541AbiLXHGB (ORCPT ); Sat, 24 Dec 2022 02:06:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229534AbiLXHGA (ORCPT ); Sat, 24 Dec 2022 02:06:00 -0500 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A42D3FAF6 for ; Fri, 23 Dec 2022 23:05:58 -0800 (PST) Received: from lhrpeml500003.china.huawei.com (unknown [172.18.147.201]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4NfFNs6NPdz67W0D; Sat, 24 Dec 2022 15:02:37 +0800 (CST) Received: from mscphispre00062.huawei.com (10.123.70.102) by lhrpeml500003.china.huawei.com (7.191.162.67) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Sat, 24 Dec 2022 07:05:56 +0000 From: Denis Semakin To: CC: , Subject: [PATCH v1 1/1] ima: fix possible memory leak in cache allocating for namespace Date: Sat, 24 Dec 2022 15:05:45 +0800 Message-ID: <20221224070545.349944-1-denis.semakin@huawei.com> X-Mailer: git-send-email 2.38.GIT In-Reply-To: <20220915193221.1728029-18-stefanb@linux.ibm.com> References: <20220915193221.1728029-18-stefanb@linux.ibm.com> MIME-Version: 1.0 X-Originating-IP: [10.123.70.102] X-ClientProxiedBy: mscpeml500002.china.huawei.com (7.188.26.138) To lhrpeml500003.china.huawei.com (7.191.162.67) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org Signed-off-by: Denis Semakin Signed-off-by: Ilya Hanov --- security/integrity/ima/ima_init_ima_ns.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/security/integrity/ima/ima_init_ima_ns.c b/security/integrity/ima/ima_init_ima_ns.c index 1eaa6ceee2ee..5c850b740ae6 100644 --- a/security/integrity/ima/ima_init_ima_ns.c +++ b/security/integrity/ima/ima_init_ima_ns.c @@ -43,12 +43,16 @@ int ima_init_namespace(struct ima_namespace *ns) ret = register_blocking_lsm_notifier (&ns->ima_lsm_policy_notifier); if (ret) - return ret; + goto destroy_cache; } set_bit(IMA_NS_ACTIVE, &ns->ima_ns_flags); return 0; + +destroy_cache: + kmem_cache_destroy(ns->ns_status_cache); + return ret; } int __init ima_ns_init(void)