removed warning

2006-12-11 05:30:25 +00:00
parent 46385c64bd
commit 0df7a3d616
1 changed files with 5 additions and 4 deletions
@@ -2417,10 +2417,11 @@ function assignment_print_overview($courses, &$htmlarray) {
            
            // count how many people can submit
            $submissions = 0; // init
-            $students = get_users_by_capability($context, 'mod/assignment:submit');
-            foreach ($students as $student) {
-                if (get_record('assignment_submissions', 'assignment', $assignment->id, 'userid', $student->id)) {
-                    $submissions++;  
+            if ($students = get_users_by_capability($context, 'mod/assignment:submit')) {
+                foreach ($students as $student) {
+                    if (get_record('assignment_submissions', 'assignment', $assignment->id, 'userid', $student->id)) {
+                        $submissions++;  
+                    }
                }
            }