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From: Dmitry Monakhov <dmonakhov@openvz.org>
To: linux-fsdevel@vger.kernel.org
Cc: jack@suse.cz, hch@infradead.org, Dmitry Monakhov <dmonakhov@openvz.org>
Subject: [PATCH 05/12] ufs: add error handling for dquot_initialize
Date: Wed, 19 May 2010 10:02:01 +0400	[thread overview]
Message-ID: <1274248928-5113-6-git-send-email-dmonakhov@openvz.org> (raw)
In-Reply-To: <1274248928-5113-5-git-send-email-dmonakhov@openvz.org>


Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
---
 fs/ufs/ialloc.c   |    5 ++++-
 fs/ufs/namei.c    |   46 +++++++++++++++++++++++++++++++++-------------
 fs/ufs/truncate.c |    6 ++++--
 3 files changed, 41 insertions(+), 16 deletions(-)

diff --git a/fs/ufs/ialloc.c b/fs/ufs/ialloc.c
index 230ecf6..33e6fab 100644
--- a/fs/ufs/ialloc.c
+++ b/fs/ufs/ialloc.c
@@ -355,7 +355,10 @@ cg_found:
 
 	unlock_super (sb);
 
-	dquot_initialize(inode);
+	err = dquot_initialize(inode);
+	if (err)
+		goto fail_without_unlock;
+
 	err = dquot_alloc_inode(inode);
 	if (err) {
 		dquot_drop(inode);
diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c
index eabc02e..94edec7 100644
--- a/fs/ufs/namei.c
+++ b/fs/ufs/namei.c
@@ -86,7 +86,9 @@ static int ufs_create (struct inode * dir, struct dentry * dentry, int mode,
 
 	UFSD("BEGIN\n");
 
-	dquot_initialize(dir);
+	err = dquot_initialize(dir);
+	if (err)
+		return err;
 
 	inode = ufs_new_inode(dir, mode);
 	err = PTR_ERR(inode);
@@ -112,7 +114,9 @@ static int ufs_mknod (struct inode * dir, struct dentry *dentry, int mode, dev_t
 	if (!old_valid_dev(rdev))
 		return -EINVAL;
 
-	dquot_initialize(dir);
+	err = dquot_initialize(dir);
+	if (err)
+		return err;
 
 	inode = ufs_new_inode(dir, mode);
 	err = PTR_ERR(inode);
@@ -138,7 +142,9 @@ static int ufs_symlink (struct inode * dir, struct dentry * dentry,
 	if (l > sb->s_blocksize)
 		goto out_notlocked;
 
-	dquot_initialize(dir);
+	err = dquot_initialize(dir);
+	if (err)
+		goto out;
 
 	lock_kernel();
 	inode = ufs_new_inode(dir, S_IFLNK | S_IRWXUGO);
@@ -181,17 +187,20 @@ static int ufs_link (struct dentry * old_dentry, struct inode * dir,
 
 	lock_kernel();
 	if (inode->i_nlink >= UFS_LINK_MAX) {
-		unlock_kernel();
-		return -EMLINK;
+		error = -EMLINK;
+		goto out_unlock;
 	}
 
-	dquot_initialize(dir);
+	error = dquot_initialize(dir);
+	if (error)
+		goto out_unlock;
 
 	inode->i_ctime = CURRENT_TIME_SEC;
 	inode_inc_link_count(inode);
 	atomic_inc(&inode->i_count);
 
 	error = ufs_add_nondir(dentry, inode);
+out_unlock:
 	unlock_kernel();
 	return error;
 }
@@ -204,7 +213,9 @@ static int ufs_mkdir(struct inode * dir, struct dentry * dentry, int mode)
 	if (dir->i_nlink >= UFS_LINK_MAX)
 		goto out;
 
-	dquot_initialize(dir);
+	err = dquot_initialize(dir);
+	if (err)
+		goto out;
 
 	lock_kernel();
 	inode_inc_link_count(dir);
@@ -248,10 +259,13 @@ static int ufs_unlink(struct inode *dir, struct dentry *dentry)
 	struct inode * inode = dentry->d_inode;
 	struct ufs_dir_entry *de;
 	struct page *page;
-	int err = -ENOENT;
+	int err;
 
-	dquot_initialize(dir);
+	err = dquot_initialize(dir);
+	if (err)
+		goto out;
 
+	err = -ENOENT;
 	de = ufs_find_entry(dir, &dentry->d_name, &page);
 	if (!de)
 		goto out;
@@ -294,14 +308,20 @@ static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	struct ufs_dir_entry * dir_de = NULL;
 	struct page *old_page;
 	struct ufs_dir_entry *old_de;
-	int err = -ENOENT;
+	int err;
 
-	dquot_initialize(old_dir);
-	dquot_initialize(new_dir);
+	err = dquot_initialize(old_dir);
+	if (err)
+		goto out;
+	err = dquot_initialize(new_dir);
+	if (err)
+		goto out;
 
 	old_de = ufs_find_entry(old_dir, &old_dentry->d_name, &old_page);
-	if (!old_de)
+	if (!old_de) {
+		err = -ENOENT;
 		goto out;
+	}
 
 	if (S_ISDIR(old_inode->i_mode)) {
 		err = -EIO;
diff --git a/fs/ufs/truncate.c b/fs/ufs/truncate.c
index f294c44..2de89ee 100644
--- a/fs/ufs/truncate.c
+++ b/fs/ufs/truncate.c
@@ -518,8 +518,10 @@ int ufs_setattr(struct dentry *dentry, struct iattr *attr)
 	if (error)
 		return error;
 
-	if (is_quota_modification(inode, attr))
-		dquot_initialize(inode);
+	if (is_quota_modification(inode, attr)) {
+		error = dquot_initialize(inode);
+		return error;
+	}
 
 	if ((ia_valid & ATTR_UID && attr->ia_uid != inode->i_uid) ||
 	    (ia_valid & ATTR_GID && attr->ia_gid != inode->i_gid)) {
-- 
1.6.6.1


  reply	other threads:[~2010-05-19  6:02 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-19  6:01 [PATCH 00/12] quota: Redesign IO error handling interface V2 Dmitry Monakhov
2010-05-19  6:01 ` [PATCH 01/12] quota: Add proper error handling on quota initialization Dmitry Monakhov
2010-05-19  6:01   ` [PATCH 02/12] quota: Check what quota is properly initialized for inode before charge Dmitry Monakhov
2010-05-19  6:01     ` [PATCH 03/12] ext3: handle errors in orphan_cleanup Dmitry Monakhov
2010-05-19  6:02       ` [PATCH 04/12] ext4: " Dmitry Monakhov
2010-05-19  6:02         ` Dmitry Monakhov [this message]
2010-05-19  6:02           ` [PATCH 06/12] udf: add error handling for dquot_initialize Dmitry Monakhov
2010-05-19  6:02             ` [PATCH 07/12] reiserfs: " Dmitry Monakhov
2010-05-19  6:02               ` [PATCH 08/12] ocfs2: " Dmitry Monakhov
2010-05-19  6:02                 ` [PATCH 09/12] jfs: " Dmitry Monakhov
2010-05-19  6:02                   ` [PATCH 10/12] ext4: " Dmitry Monakhov
2010-05-19  6:02                     ` [PATCH 11/12] ext3: " Dmitry Monakhov
2010-05-19  6:02                       ` [PATCH 12/12] ext2: " Dmitry Monakhov
2010-05-20 17:30                         ` Jan Kara
2010-05-20 17:32                       ` [PATCH 11/12] ext3: " Jan Kara
2010-05-20 17:34             ` [PATCH 06/12] udf: " Jan Kara
2010-05-20 17:33           ` [PATCH 05/12] ufs: " Jan Kara
2010-05-20 17:35       ` [PATCH 03/12] ext3: handle errors in orphan_cleanup Jan Kara
2010-05-20 18:13     ` [PATCH 02/12] quota: Check what quota is properly initialized for inode before charge Jan Kara
2010-05-20 18:05   ` [PATCH 01/12] quota: Add proper error handling on quota initialization Jan Kara

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