From 77a8347b5e28f20d2eeddf245defea22398d86dd Mon Sep 17 00:00:00 2001
From: Matt Lott <mattlott@live.com>
Date: Fri, 4 Dec 2015 16:47:49 -0800
Subject: [PATCH] Prevent double _cc classroom join

---
 app/views/courses/CoursesView.coffee | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/views/courses/CoursesView.coffee b/app/views/courses/CoursesView.coffee
index 3de817c28..e65979951 100644
--- a/app/views/courses/CoursesView.coffee
+++ b/app/views/courses/CoursesView.coffee
@@ -139,6 +139,7 @@ module.exports = class CoursesView extends RootView
       classroomName: newClassroom.get('name')
       ownerID: newClassroom.get('ownerID')
     }
+    location.search = '' # Prevent another student from logging in later with the _cc query param in place
     @classrooms.add(newClassroom)
     @render()
     @classroomJustAdded = newClassroom.id