Fixed obvious typo causing notice

diff --git a/mod/forum/index.php b/mod/forum/index.php
index 567afe2935dc835f9b8131f3a11c58c4d77f44bf..0c9b61b33f9a2d3505a3c2d248ecc34d14d07266 100644 (file)
--- a/mod/forum/index.php
+++ b/mod/forum/index.php
@@ -304,7 +304,7 @@
                 $cm = get_coursemodule_from_instance("forum", $forum->id, $course->id);
                 $context = get_context_instance(CONTEXT_MODULE, $cm->id);
                 
-                if (!groups_course_module_visible($mod)) {
+                if (!groups_course_module_visible($cm)) {
                     continue;
                 }
                 $currentgroup = groups_get_activity_group($cm);