[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, 2 insertions, 20 deletions

diff --git a/fs/ntfs/namei.c b/fs/ntfs/namei.c
index 9e8a95be7a1e..2ca00153b6ec 100644
--- a/fs/ntfs/namei.c
+++ b/fs/ntfs/namei.c
@@ -304,8 +304,6 @@ static struct dentry *ntfs_get_parent(struct dentry *child_dent)
         ntfs_attr_search_ctx *ctx;
         ATTR_RECORD *attr;
         FILE_NAME_ATTR *fn;
-        struct inode *parent_vi;
-        struct dentry *parent_dent;
         unsigned long parent_ino;
         int err;
 
@@ -345,24 +343,8 @@ try_next:
         /* Release the search context and the mft record of the child. */
         ntfs_attr_put_search_ctx(ctx);
         unmap_mft_record(ni);
-        /* Get the inode of the parent directory. */
-        parent_vi = ntfs_iget(vi->i_sb, parent_ino);
-        if (IS_ERR(parent_vi) || unlikely(is_bad_inode(parent_vi))) {
-                if (!IS_ERR(parent_vi))
-                        iput(parent_vi);
-                ntfs_error(vi->i_sb, "Failed to get parent directory inode "
-                                "0x%lx of child inode 0x%lx.", parent_ino,
-                                vi->i_ino);
-                return ERR_PTR(-EACCES);
-        }
-        /* Finally get a dentry for the parent directory and return it. */
-        parent_dent = d_alloc_anon(parent_vi);
-        if (unlikely(!parent_dent)) {
-                iput(parent_vi);
-                return ERR_PTR(-ENOMEM);
-        }
-        ntfs_debug("Done for inode 0x%lx.", vi->i_ino);
-        return parent_dent;
+
+        return d_obtain_alias(ntfs_iget(vi->i_sb, parent_ino));
 }
 
 static struct inode *ntfs_nfs_get_inode(struct super_block *sb,