Calendar preferences MDL-23332 fix db call

anovikov · Jul 16, 2010 · 5e58f69 · 5e58f69
1 parent 6db3eee
commit 5e58f69
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/calendar/preferences.php b/calendar/preferences.php
@@ -7,7 +7,7 @@
 require_once($CFG->dirroot.'/calendar/preferences_form.php');
 
 $course = $site = get_site();
-if (isset($SESSION->cal_course_referer)) {
+if (!empty($SESSION->cal_course_referer)) {
     $course = $DB->get_record('course', array('id'=>$SESSION->cal_course_referer), '*', MUST_EXIST);
 }