eCryptfs: dput dentries returned from dget_parent

Call dput on the dentries previously returned by dget_parent() in
ecryptfs_rename(). This is needed for supported eCryptfs mounts on top
of the NFSv3 client.

Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 9c3c2f5..72d3576 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -608,8 +608,8 @@
 		fsstack_copy_attr_all(old_dir, lower_old_dir_dentry->d_inode);
 out_lock:
 	unlock_rename(lower_old_dir_dentry, lower_new_dir_dentry);
-	dput(lower_new_dentry->d_parent);
-	dput(lower_old_dentry->d_parent);
+	dput(lower_new_dir_dentry);
+	dput(lower_old_dir_dentry);
 	dput(lower_new_dentry);
 	dput(lower_old_dentry);
 	return rc;