From patchwork Thu Feb 8 03:27:20 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Su Yue X-Patchwork-Id: 10206549 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 8C75060247 for ; Thu, 8 Feb 2018 03:23:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7ED062916C for ; Thu, 8 Feb 2018 03:23:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 736E42919B; Thu, 8 Feb 2018 03:23:02 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 069942916C for ; Thu, 8 Feb 2018 03:23:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752116AbeBHDW7 (ORCPT ); Wed, 7 Feb 2018 22:22:59 -0500 Received: from mail.cn.fujitsu.com ([183.91.158.132]:30650 "EHLO heian.cn.fujitsu.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751130AbeBHDW6 (ORCPT ); Wed, 7 Feb 2018 22:22:58 -0500 X-IronPort-AV: E=Sophos;i="5.43,368,1503331200"; d="scan'208";a="36914154" Received: from bogon (HELO cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 08 Feb 2018 11:22:56 +0800 Received: from G08CNEXCHPEKD03.g08.fujitsu.local (unknown [10.167.33.85]) by cn.fujitsu.com (Postfix) with ESMTP id 43A9248AE767 for ; Thu, 8 Feb 2018 11:22:56 +0800 (CST) Received: from archlinux.g08.fujitsu.local (10.167.226.31) by G08CNEXCHPEKD03.g08.fujitsu.local (10.167.33.89) with Microsoft SMTP Server (TLS) id 14.3.361.1; Thu, 8 Feb 2018 11:22:55 +0800 From: Su Yue To: CC: Subject: [PATCH v4 01/18] btrfs-progs: lowmem check: release path in repair_extent_data_item() Date: Thu, 8 Feb 2018 11:27:20 +0800 Message-ID: <20180208032737.31561-2-suy.fnst@cn.fujitsu.com> X-Mailer: git-send-email 2.16.1 In-Reply-To: <20180208032737.31561-1-suy.fnst@cn.fujitsu.com> References: <20180208032737.31561-1-suy.fnst@cn.fujitsu.com> MIME-Version: 1.0 X-Originating-IP: [10.167.226.31] X-yoursite-MailScanner-ID: 43A9248AE767.A9F3E X-yoursite-MailScanner: Found to be clean X-yoursite-MailScanner-From: suy.fnst@cn.fujitsu.com Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP In repair_extent_data_item(), path is not be released if some errors occurs which causes extent buffer leak. So release path in end of the function. Reviewed-by: Qu Wenruo Signed-off-by: Su Yue --- check/mode-lowmem.c | 1 + 1 file changed, 1 insertion(+) diff --git a/check/mode-lowmem.c b/check/mode-lowmem.c index 62bcf3d2e126..d168a3ddd5e5 100644 --- a/check/mode-lowmem.c +++ b/check/mode-lowmem.c @@ -2537,6 +2537,7 @@ static int repair_extent_data_item(struct btrfs_trans_handle *trans, err &= ~BACKREF_MISSING; out: + btrfs_release_path(&path); if (ret) error("can't repair root %llu extent data item[%llu %llu]", root->objectid, disk_bytenr, num_bytes);