--- old/src/share/classes/com/sun/corba/se/impl/encoding/CDROutputStream_1_0.java	Mon Nov  7 11:19:58 2011
+++ new/src/share/classes/com/sun/corba/se/impl/encoding/CDROutputStream_1_0.java	Mon Nov  7 11:19:58 2011
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2004, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -1902,7 +1902,6 @@
 
         if (getByteBufferWithInfo() != null && getByteBuffer() != null)
         {
-            int bbHash = System.identityHashCode(bbwi.byteBuffer);
             MessageMediator messageMediator = parent.getMessageMediator();
             if (messageMediator != null)
             {
@@ -1910,19 +1909,12 @@
                                (CDRInputObject)messageMediator.getInputObject();
                 if (inputObj != null)
                 {
-                    ByteBuffer inputBb = inputObj.getByteBuffer();
-
-                    int iBbHash = 0;
-                    if (inputBb != null)
+                    if (inputObj.isSharing(getByteBuffer()))
                     {
-                        iBbHash = System.identityHashCode(inputBb);
-                        if (bbHash == iBbHash)  // shared?
-                        {
-                            // Set InputStream's ByteBuffer and bbwi to null
-                            // so its ByteBuffer cannot be released to the pool
-                            inputObj.setByteBuffer(null);
-                            inputObj.setByteBufferWithInfo(null);
-                        }
+                        // Set InputStream's ByteBuffer and bbwi to null
+                        // so its ByteBuffer cannot be released to the pool
+                        inputObj.setByteBuffer(null);
+                        inputObj.setByteBufferWithInfo(null);
                     }
                 }
             }