From patchwork Tue Jul 29 09:24:03 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miao Xie X-Patchwork-Id: 4639271 Return-Path: X-Original-To: patchwork-linux-btrfs@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 88395C0338 for ; Tue, 29 Jul 2014 09:22:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B85C720123 for ; Tue, 29 Jul 2014 09:22:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E695A20122 for ; Tue, 29 Jul 2014 09:22:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752990AbaG2JWb (ORCPT ); Tue, 29 Jul 2014 05:22:31 -0400 Received: from cn.fujitsu.com ([59.151.112.132]:43783 "EHLO heian.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753004AbaG2JW3 (ORCPT ); Tue, 29 Jul 2014 05:22:29 -0400 X-IronPort-AV: E=Sophos;i="5.00,986,1396972800"; d="scan'208";a="33907176" Received: from localhost (HELO edo.cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 29 Jul 2014 17:19:39 +0800 Received: from G08CNEXCHPEKD01.g08.fujitsu.local (localhost.localdomain [127.0.0.1]) by edo.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id s6T9MPFE002837 for ; Tue, 29 Jul 2014 17:22:25 +0800 Received: from miao.fnst.cn.fujitsu.com (10.167.226.169) by G08CNEXCHPEKD01.g08.fujitsu.local (10.167.33.89) with Microsoft SMTP Server (TLS) id 14.3.181.6; Tue, 29 Jul 2014 17:22:33 +0800 From: Miao Xie To: Subject: [PATCH v2 05/12] Btrfs: fix missing error handler if submiting re-read bio fails Date: Tue, 29 Jul 2014 17:24:03 +0800 Message-ID: <1406625850-32168-6-git-send-email-miaox@cn.fujitsu.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1406625850-32168-1-git-send-email-miaox@cn.fujitsu.com> References: <1403955302-22396-1-git-send-email-miaox@cn.fujitsu.com> <1406625850-32168-1-git-send-email-miaox@cn.fujitsu.com> MIME-Version: 1.0 X-Originating-IP: [10.167.226.169] Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Spam-Status: No, score=-7.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP We forgot to free failure record and bio after submitting re-read bio failed, fix it. Signed-off-by: Miao Xie --- Changelog v1-v2: - None --- fs/btrfs/extent_io.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 881fc49..fb00736 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -2345,6 +2345,11 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset, ret = tree->ops->submit_bio_hook(inode, read_mode, bio, failrec->this_mirror, failrec->bio_flags, 0); + if (ret) { + free_io_failure(inode, failrec, 0); + bio_put(bio); + } + return ret; }