From 0cd4eadb35bba9c232f98f08ce7d80afbf23fe36 Mon Sep 17 00:00:00 2001
From: Leon Stringer <leon.stringer@ntlworld.com>
Date: Fri, 27 May 2022 08:56:31 +0100
Subject: [PATCH] MDL-73215 assign: Undefined var: plagiarismlinks

Fix: $plagiarismlinks is concatenated in return but may not have been
initialised.
---
 mod/assign/submission/onlinetext/locallib.php | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/mod/assign/submission/onlinetext/locallib.php b/mod/assign/submission/onlinetext/locallib.php
index 3cbb382a6ee..c2bb02aa08a 100644
--- a/mod/assign/submission/onlinetext/locallib.php
+++ b/mod/assign/submission/onlinetext/locallib.php
@@ -455,6 +455,7 @@ class assign_submission_onlinetext extends assign_submission_plugin {
     public function view(stdClass $submission) {
         global $CFG;
         $result = '';
+        $plagiarismlinks = '';
 
         $onlinetextsubmission = $this->get_onlinetext_submission($submission->id);
 
@@ -467,8 +468,6 @@ class assign_submission_onlinetext extends assign_submission_plugin {
                                                                 'onlinetext',
                                                                 'assignsubmission_onlinetext');
 
-            $plagiarismlinks = '';
-
             if (!empty($CFG->enableplagiarism)) {
                 require_once($CFG->libdir . '/plagiarismlib.php');