MDL-32727 - quiz: fix incorrect variable name in upgrade

diff --git a/mod/quiz/db/upgrade.php b/mod/quiz/db/upgrade.php
index 2861328..d3a8e72 100644 (file)
--- a/mod/quiz/db/upgrade.php
+++ b/mod/quiz/db/upgrade.php
@@ -113,7 +113,7 @@ function xmldb_quiz_upgrade($oldversion) {
         // Get a list of response variables that have files.
         require_once($CFG->dirroot . '/question/type/questiontypebase.php');
         $variables = array();
-        foreach (get_plugin_list('qtype') as $plugin => $path) {
+        foreach (get_plugin_list('qtype') as $qtypename => $path) {
             $file = $path . '/questiontype.php';
             if (!is_readable($file)) {
                 continue;