Index: Zend/zend_execute_API.c
===================================================================
RCS file: /repository/ZendEngine2/zend_execute_API.c,v
retrieving revision 1.331.2.8
diff -u -p -d -r1.331.2.8 zend_execute_API.c
--- Zend/zend_execute_API.c	16 Dec 2005 22:15:41 -0000	1.331.2.8
+++ Zend/zend_execute_API.c	20 Dec 2005 11:21:58 -0000
@@ -947,7 +947,7 @@ ZEND_API int zend_lookup_class_ex(char *
 	zval **args[1];
 	zval autoload_function;
 	zval *class_name_ptr;
-	zval *retval_ptr;
+	zval *retval_ptr = NULL;
 	int retval;
 	char *lc_name;
 	zval *exception;
@@ -1030,6 +1030,8 @@ ZEND_API int zend_lookup_class_ex(char *
 	}
 	if (!EG(exception)) {
 		EG(exception) = exception;
+	}
+	if (retval_ptr) {
 		zval_ptr_dtor(&retval_ptr);
 	}