[PATCH] switch all filesystems over to d_obtain_alias

Switch all users of d_alloc_anon to d_obtain_alias.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 4 insertions, 25 deletions

diff --git a/fs/efs/namei.c b/fs/efs/namei.c
index 291abb1..c3fb5f9 100644
--- a/fs/efs/namei.c
+++ b/fs/efs/namei.c
@@ -112,35 +112,14 @@ struct dentry *efs_fh_to_parent(struct super_block *sb, struct fid *fid,
 
 struct dentry *efs_get_parent(struct dentry *child)
 {
-	struct dentry *parent;
-	struct inode *inode;
+	struct dentry *parent = ERR_PTR(-ENOENT);
 	efs_ino_t ino;
-	long error;
 
 	lock_kernel();
-
-	error = -ENOENT;
 	ino = efs_find_entry(child->d_inode, "..", 2);
-	if (!ino)
-		goto fail;
-
-	inode = efs_iget(child->d_inode->i_sb, ino);
-	if (IS_ERR(inode)) {
-		error = PTR_ERR(inode);
-		goto fail;
-	}
-
-	error = -ENOMEM;
-	parent = d_alloc_anon(inode);
-	if (!parent)
-		goto fail_iput;
-
+	if (ino)
+		parent = d_obtain_alias(efs_iget(child->d_inode->i_sb, ino));
 	unlock_kernel();
-	return parent;
 
- fail_iput:
-	iput(inode);
- fail:
-	unlock_kernel();
-	return ERR_PTR(error);
+	return parent;
 }