Rename variable to what it probably should be

library/Zend/Validator/Barcode/Code128.php

@@ -406,8 +406,8 @@ protected function chr128($value, $set)
                 return -1;
             }
         } else {
-            if ($ord <= 106) {
-                return ($ord + 32);
+            if ($value <= 106) {
+                return ($value + 32);
             } else {
                 return -1;
             }