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authorDavid Howells <dhowells@redhat.com>2008-02-07 00:15:36 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-07 08:42:27 -0800
commit473043dcee1874aab99f66b0362b344618eb3790 (patch)
treebc329501ec6cd0d31dfe11d4587347093dca4ccf /fs/ext3/namei.c
parent52fcf7032935b33158e3998ed399cac97447ab8d (diff)
downloadop-kernel-dev-473043dcee1874aab99f66b0362b344618eb3790.zip
op-kernel-dev-473043dcee1874aab99f66b0362b344618eb3790.tar.gz
iget: stop EXT3 from using iget() and read_inode()
Stop the EXT3 filesystem from using iget() and read_inode(). Replace ext3_read_inode() with ext3_iget(), and call that instead of iget(). ext3_iget() then uses iget_locked() directly and returns a proper error code instead of an inode in the event of an error. ext3_fill_super() returns any error incurred when getting the root inode instead of EINVAL. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: "Theodore Ts'o" <tytso@mit.edu> Acked-by: Jan Kara <jack@suse.cz> Cc: <linux-ext4@vger.kernel.org> Acked-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ext3/namei.c')
-rw-r--r--fs/ext3/namei.c29
1 files changed, 9 insertions, 20 deletions
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index 92b83b0..dec3e0d 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -1037,17 +1037,11 @@ static struct dentry *ext3_lookup(struct inode * dir, struct dentry *dentry, str
if (!ext3_valid_inum(dir->i_sb, ino)) {
ext3_error(dir->i_sb, "ext3_lookup",
"bad inode number: %lu", ino);
- inode = NULL;
- } else
- inode = iget(dir->i_sb, ino);
-
- if (!inode)
- return ERR_PTR(-EACCES);
-
- if (is_bad_inode(inode)) {
- iput(inode);
- return ERR_PTR(-ENOENT);
+ return ERR_PTR(-EIO);
}
+ inode = ext3_iget(dir->i_sb, ino);
+ if (IS_ERR(inode))
+ return ERR_CAST(inode);
}
return d_splice_alias(inode, dentry);
}
@@ -1076,18 +1070,13 @@ struct dentry *ext3_get_parent(struct dentry *child)
if (!ext3_valid_inum(child->d_inode->i_sb, ino)) {
ext3_error(child->d_inode->i_sb, "ext3_get_parent",
"bad inode number: %lu", ino);
- inode = NULL;
- } else
- inode = iget(child->d_inode->i_sb, ino);
-
- if (!inode)
- return ERR_PTR(-EACCES);
-
- if (is_bad_inode(inode)) {
- iput(inode);
- return ERR_PTR(-ENOENT);
+ return ERR_PTR(-EIO);
}
+ inode = ext3_iget(child->d_inode->i_sb, ino);
+ if (IS_ERR(inode))
+ return ERR_CAST(inode);
+
parent = d_alloc_anon(inode);
if (!parent) {
iput(inode);
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