[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>

2 files changed, 3 insertions, 21 deletions

diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c
index 5699171212a..6c4c2c69449 100644
--- a/fs/reiserfs/inode.c
+++ b/fs/reiserfs/inode.c
@@ -1522,7 +1522,6 @@ static struct dentry *reiserfs_get_dentry(struct super_block *sb,
 
 {
         struct cpu_key key;
-        struct dentry *result;
         struct inode *inode;
 
         key.on_disk_key.k_objectid = objectid;
@@ -1535,16 +1534,8 @@ static struct dentry *reiserfs_get_dentry(struct super_block *sb,
                 inode = NULL;
         }
         reiserfs_write_unlock(sb);
-        if (!inode)
-                inode = ERR_PTR(-ESTALE);
-        if (IS_ERR(inode))
-                return ERR_CAST(inode);
-        result = d_alloc_anon(inode);
-        if (!result) {
-                iput(inode);
-                return ERR_PTR(-ENOMEM);
-        }
-        return result;
+
+        return d_obtain_alias(inode);
 }
 
 struct dentry *reiserfs_fh_to_dentry(struct super_block *sb, struct fid *fid,
diff --git a/fs/reiserfs/namei.c b/fs/reiserfs/namei.c
index c1add28dd45..f89ebb943f3 100644
--- a/fs/reiserfs/namei.c
+++ b/fs/reiserfs/namei.c
@@ -383,7 +383,6 @@ struct dentry *reiserfs_get_parent(struct dentry *child)
         struct inode *inode = NULL;
         struct reiserfs_dir_entry de;
         INITIALIZE_PATH(path_to_entry);
-        struct dentry *parent;
         struct inode *dir = child->d_inode;
 
         if (dir->i_nlink == 0) {
@@ -401,15 +400,7 @@ struct dentry *reiserfs_get_parent(struct dentry *child)
         inode = reiserfs_iget(dir->i_sb, (struct cpu_key *)&(de.de_dir_id));
         reiserfs_write_unlock(dir->i_sb);
 
-        if (!inode || IS_ERR(inode)) {
-                return ERR_PTR(-EACCES);
-        }
-        parent = d_alloc_anon(inode);
-        if (!parent) {
-                iput(inode);
-                parent = ERR_PTR(-ENOMEM);
-        }
-        return parent;
+        return d_obtain_alias(inode);
 }
 
 /* add entry to the directory (entry can be hidden).