orangefs: double iput() in case of d_make_root() failure

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
diff --git a/fs/orangefs/super.c b/fs/orangefs/super.c
index 9dee952..833af68 100644
--- a/fs/orangefs/super.c
+++ b/fs/orangefs/super.c
@@ -403,10 +403,8 @@
 
 	/* allocates and places root dentry in dcache */
 	root_dentry = d_make_root(root);
-	if (!root_dentry) {
-		iput(root);
+	if (!root_dentry)
 		return -ENOMEM;
-	}
 
 	sb->s_export_op = &pvfs2_export_ops;
 	sb->s_root = root_dentry;