mod-quiz MDL-19813 $OUPUT and cm defined correctly

diff --git a/mod/quiz/attemptlib.php b/mod/quiz/attemptlib.php
index fad5514c22df98473d8f8e4325e0daa3ae3e5bcf..37091ba74fcfe1bda7cbf652566d9d640faffe4d 100644 (file)
--- a/mod/quiz/attemptlib.php
+++ b/mod/quiz/attemptlib.php
@@ -320,9 +320,12 @@ class quiz {
      * as the $button parameter.
      */
     public function update_module_button() {
+        global $OUTPUT ;
         if (has_capability('moodle/course:manageactivities',
                 get_context_instance(CONTEXT_COURSE, $this->course->id))) {
-            return $OUTPUT->update_module_button($cm->id, 'quiz');
+
+
+            return $OUTPUT->update_module_button($this->cm->id, 'quiz');
         } else {
             return '';
         }