From mboxrd@z Thu Jan 1 00:00:00 1970 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=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED 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 23EBDECDE44 for ; Wed, 31 Oct 2018 19:12:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E18FA20657 for ; Wed, 31 Oct 2018 19:12:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E18FA20657 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=virtuozzo.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729477AbeKAELw (ORCPT ); Thu, 1 Nov 2018 00:11:52 -0400 Received: from relay.sw.ru ([185.231.240.75]:47186 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725731AbeKAELw (ORCPT ); Thu, 1 Nov 2018 00:11:52 -0400 Received: from [172.16.24.21] by relay.sw.ru with esmtp (Exim 4.90_1) (envelope-from ) id 1gHvum-0006KG-12; Wed, 31 Oct 2018 22:12:28 +0300 From: Vasily Averin Subject: [PATCH 2/7] ext4: possible sbi->s_group_desc leak in ext4_fill_super To: linux-ext4@vger.kernel.org, Theodore Ts'o Cc: Andreas Dilger , linux-kernel@vger.kernel.org References: Message-ID: <4b554ca1-f46e-742e-4aaa-04b379baf5f9@virtuozzo.com> Date: Wed, 31 Oct 2018 22:12:27 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fixes bfe0a5f47ada ("ext4: add more mount time checks of the superblock") # 4.18 Signed-off-by: Vasily Averin --- fs/ext4/super.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index a221f1cdf704..ed4d36506ec2 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -4100,7 +4100,8 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) le32_to_cpu(es->s_inodes_count), ((u64)sbi->s_groups_count * sbi->s_inodes_per_group)); ret = -EINVAL; - goto failed_mount; + db_count = 0; + goto failed_mount2; } bgl_lock_init(sbi->s_blockgroup_lock); -- 2.17.1