fix odbc resource handling, patch by Dave Lawson

ext/odbc/php_odbc.c

@@ -915,11 +915,10 @@ PHP_FUNCTION(odbc_prepare)
 	} else {
 		result->values = NULL;
 	}
-	result->id = zend_list_insert(result, le_result);	
 	zend_list_addref(conn->id);
 	result->conn_ptr = conn;
 	result->fetched = 0;
-	RETURN_RESOURCE(result->id);
+	ZEND_REGISTER_RESOURCE(return_value, result, le_result);  
 }
 /* }}} */
 
@@ -1335,12 +1334,10 @@ PHP_FUNCTION(odbc_exec)
 	} else {
 		result->values = NULL;
 	}
-	result->id = zend_list_insert(result, le_result);
 	zend_list_addref(conn->id);
 	result->conn_ptr = conn;
 	result->fetched = 0;
-	
-	RETURN_RESOURCE(result->id);
+	ZEND_REGISTER_RESOURCE(return_value, result, le_result);
 }
 /* }}} */
 
@@ -2044,7 +2041,7 @@ PHP_FUNCTION(odbc_free_result)
 		result->values = NULL;
 	}
 			
-	zend_list_delete(result->id);
+	zend_list_delete(Z_LVAL_PP(pv_res));
 	
 	RETURN_TRUE;
 }

ext/odbc/php_odbc_includes.h

@@ -236,7 +236,6 @@ typedef struct odbc_result_value {
 
 typedef struct odbc_result {
 	ODBC_SQL_STMT_T stmt;
-	int id;
 	odbc_result_value *values;
 	SWORD numcols;
 	SWORD numparams;