Scrutinizer Auto-Fixes

This commit consists of patches automatically generated for this project on https://scrutinizer-ci.com

main/inc/lib/course.lib.php

@@ -5879,8 +5879,7 @@ class CourseManager
     {
         $dateConditional = ($startDate && $endDate) ?
             " WHERE session_id IN (SELECT id FROM ".Database::get_main_table(TABLE_MAIN_SESSION).
-            " WHERE access_start_date = '$startDate' AND access_end_date = '$endDate')" :
+            " WHERE access_start_date = '$startDate' AND access_end_date = '$endDate')" : null;
-            null;
         $visibility = ($includeClosed ? '' : 'visibility NOT IN (0, 4) AND ');
 
         $query = "SELECT id, code, title