From 3f97f8661f28b172aad62ae68f452ebbe5495622 Mon Sep 17 00:00:00 2001
From: aystarik <aystarik>
Date: Wed, 29 Jun 2005 18:30:29 +0000
Subject: [PATCH] Fix for RefOf/DeRefOf issue.  RefOf now returns an object of
 type Reference.

date	2002.06.25.20.57.00;	author rmoore1;	state Exp;
---
 source/components/namespace/nsnames.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/source/components/namespace/nsnames.c b/source/components/namespace/nsnames.c
index a2a9f5b87..4820b4016 100644
--- a/source/components/namespace/nsnames.c
+++ b/source/components/namespace/nsnames.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
  *
  * Module Name: nsnames - Name manipulation and search
- *              $Revision: 1.77 $
+ *              $Revision: 1.78 $
  *
  ******************************************************************************/
 
@@ -275,7 +275,7 @@ AcpiNsGetPathnameLength (
     Size = 0;
     NextNode = Node;
 
-    while (NextNode != AcpiGbl_RootNode)
+    while (NextNode && (NextNode != AcpiGbl_RootNode))
     {
         Size += PATH_SEGMENT_LENGTH;
         NextNode = AcpiNsGetParentNode (NextNode);