From patchwork Wed Jul 15 12:42:31 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Kara X-Patchwork-Id: 6798151 Return-Path: X-Original-To: patchwork-linux-fsdevel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id A6903C05AC for ; Wed, 15 Jul 2015 12:44:11 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C548C205B9 for ; Wed, 15 Jul 2015 12:44:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B3D8E2046F for ; Wed, 15 Jul 2015 12:44:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752183AbbGOMmt (ORCPT ); Wed, 15 Jul 2015 08:42:49 -0400 Received: from cantor2.suse.de ([195.135.220.15]:45328 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751738AbbGOMmq (ORCPT ); Wed, 15 Jul 2015 08:42:46 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 8E062ACA4; Wed, 15 Jul 2015 12:42:44 +0000 (UTC) Received: by quack.suse.cz (Postfix, from userid 1000) id 9F0AC8282B; Wed, 15 Jul 2015 14:42:37 +0200 (CEST) From: Jan Kara To: linux-fsdevel@vger.kernel.org Cc: linux-ext4@vger.kernel.org, ocfs2-devel@oss.oracle.com, Mark Fasheh , Dave Kleikamp , jfs-discussion@lists.sourceforge.net, reiserfs-devel@vger.kernel.org, Jan Kara Subject: [PATCH 5/6] jfs: Handle error from dquot_initialize() Date: Wed, 15 Jul 2015 14:42:31 +0200 Message-Id: <1436964152-11203-6-git-send-email-jack@suse.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1436964152-11203-1-git-send-email-jack@suse.com> References: <1436964152-11203-1-git-send-email-jack@suse.com> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Spam-Status: No, score=-8.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable 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 dquot_initialize() can now return error. Handle it where possible. Signed-off-by: Jan Kara Reviewed-by: Dave Kleikamp --- fs/jfs/file.c | 7 +++++-- fs/jfs/jfs_inode.c | 4 +++- fs/jfs/namei.c | 53 +++++++++++++++++++++++++++++++++++++++-------------- 3 files changed, 47 insertions(+), 17 deletions(-) diff --git a/fs/jfs/file.c b/fs/jfs/file.c index e98d39d75cf4..34ad63ea0280 100644 --- a/fs/jfs/file.c +++ b/fs/jfs/file.c @@ -107,8 +107,11 @@ int jfs_setattr(struct dentry *dentry, struct iattr *iattr) if (rc) return rc; - if (is_quota_modification(inode, iattr)) - dquot_initialize(inode); + if (is_quota_modification(inode, iattr)) { + rc = dquot_initialize(inode); + if (rc) + return rc; + } if ((iattr->ia_valid & ATTR_UID && !uid_eq(iattr->ia_uid, inode->i_uid)) || (iattr->ia_valid & ATTR_GID && !gid_eq(iattr->ia_gid, inode->i_gid))) { rc = dquot_transfer(inode, iattr); diff --git a/fs/jfs/jfs_inode.c b/fs/jfs/jfs_inode.c index 6b0f816201a2..cf7936fe2e68 100644 --- a/fs/jfs/jfs_inode.c +++ b/fs/jfs/jfs_inode.c @@ -109,7 +109,9 @@ struct inode *ialloc(struct inode *parent, umode_t mode) /* * Allocate inode to quota. */ - dquot_initialize(inode); + rc = dquot_initialize(inode); + if (rc) + goto fail_drop; rc = dquot_alloc_inode(inode); if (rc) goto fail_drop; diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c index e33be921aa41..fb28ce85aa52 100644 --- a/fs/jfs/namei.c +++ b/fs/jfs/namei.c @@ -86,7 +86,9 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, umode_t mode, jfs_info("jfs_create: dip:0x%p name:%pd", dip, dentry); - dquot_initialize(dip); + rc = dquot_initialize(dip); + if (rc) + goto out1; /* * search parent directory for entry/freespace @@ -218,7 +220,9 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, umode_t mode) jfs_info("jfs_mkdir: dip:0x%p name:%pd", dip, dentry); - dquot_initialize(dip); + rc = dquot_initialize(dip); + if (rc) + goto out1; /* * search parent directory for entry/freespace @@ -355,8 +359,12 @@ static int jfs_rmdir(struct inode *dip, struct dentry *dentry) jfs_info("jfs_rmdir: dip:0x%p name:%pd", dip, dentry); /* Init inode for quota operations. */ - dquot_initialize(dip); - dquot_initialize(ip); + rc = dquot_initialize(dip); + if (rc) + goto out; + rc = dquot_initialize(ip); + if (rc) + goto out; /* directory must be empty to be removed */ if (!dtEmpty(ip)) { @@ -483,8 +491,12 @@ static int jfs_unlink(struct inode *dip, struct dentry *dentry) jfs_info("jfs_unlink: dip:0x%p name:%pd", dip, dentry); /* Init inode for quota operations. */ - dquot_initialize(dip); - dquot_initialize(ip); + rc = dquot_initialize(dip); + if (rc) + goto out; + rc = dquot_initialize(ip); + if (rc) + goto out; if ((rc = get_UCSname(&dname, dentry))) goto out; @@ -799,7 +811,9 @@ static int jfs_link(struct dentry *old_dentry, jfs_info("jfs_link: %pd %pd", old_dentry, dentry); - dquot_initialize(dir); + rc = dquot_initialize(dir); + if (rc) + goto out; tid = txBegin(ip->i_sb, 0); @@ -810,7 +824,7 @@ static int jfs_link(struct dentry *old_dentry, * scan parent directory for entry/freespace */ if ((rc = get_UCSname(&dname, dentry))) - goto out; + goto out_tx; if ((rc = dtSearch(dir, &dname, &ino, &btstack, JFS_CREATE))) goto free_dname; @@ -842,12 +856,13 @@ static int jfs_link(struct dentry *old_dentry, free_dname: free_UCSname(&dname); - out: + out_tx: txEnd(tid); mutex_unlock(&JFS_IP(ip)->commit_mutex); mutex_unlock(&JFS_IP(dir)->commit_mutex); + out: jfs_info("jfs_link: rc:%d", rc); return rc; } @@ -891,7 +906,9 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry, jfs_info("jfs_symlink: dip:0x%p name:%s", dip, name); - dquot_initialize(dip); + rc = dquot_initialize(dip); + if (rc) + goto out1; ssize = strlen(name) + 1; @@ -1082,8 +1099,12 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry, jfs_info("jfs_rename: %pd %pd", old_dentry, new_dentry); - dquot_initialize(old_dir); - dquot_initialize(new_dir); + rc = dquot_initialize(old_dir); + if (rc) + goto out1; + rc = dquot_initialize(new_dir); + if (rc) + goto out1; old_ip = d_inode(old_dentry); new_ip = d_inode(new_dentry); @@ -1130,7 +1151,9 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry, } else if (new_ip) { IWRITE_LOCK(new_ip, RDWRLOCK_NORMAL); /* Init inode for quota operations. */ - dquot_initialize(new_ip); + rc = dquot_initialize(new_ip); + if (rc) + goto out3; } /* @@ -1354,7 +1377,9 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry, jfs_info("jfs_mknod: %pd", dentry); - dquot_initialize(dir); + rc = dquot_initialize(dir); + if (rc) + goto out; if ((rc = get_UCSname(&dname, dentry))) goto out;