From fbe13d55f308f3277d7e8d04ec5ea5dd7b35de95 Mon Sep 17 00:00:00 2001
From: Brendan Heywood <brendan@catalyst-au.net>
Date: Wed, 4 Nov 2020 22:42:21 +1100
Subject: [PATCH] MDL-70120 assignfeedback_editpdf: Stamp files should be
 cached

---
 mod/assign/feedback/editpdf/lib.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mod/assign/feedback/editpdf/lib.php b/mod/assign/feedback/editpdf/lib.php
index 701d39414ef..8505f17c94f 100644
--- a/mod/assign/feedback/editpdf/lib.php
+++ b/mod/assign/feedback/editpdf/lib.php
@@ -67,7 +67,7 @@ function assignfeedback_editpdf_pluginfile(
         $options['cacheability'] = 'public';
         $options['immutable'] = true;
 
-        send_stored_file($file, 0, 0, true, $options);
+        send_stored_file($file, null, 0, false, $options);
     }
 
     if ($context->contextlevel == CONTEXT_MODULE) {