From 7cab2b0fea4cd66a0dd34073478d3d1ae350f63a Mon Sep 17 00:00:00 2001
From: Andrew Rodrigues <psycho.bunny@hotmail.com>
Date: Tue, 28 Apr 2020 15:49:06 -0400
Subject: [PATCH] fix: crash when res.locals.linkTags is undefined

---
 src/controllers/topics.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/controllers/topics.js b/src/controllers/topics.js
index 71c1f03ae4..ac8868e445 100644
--- a/src/controllers/topics.js
+++ b/src/controllers/topics.js
@@ -92,6 +92,7 @@ topicsController.get = async function getTopic(req, res, callback) {
 	topicData.pagination = pagination.create(currentPage, pageCount, req.query);
 	topicData.pagination.rel.forEach(function (rel) {
 		rel.href = nconf.get('url') + '/topic/' + topicData.slug + rel.href;
+		res.locals.linkTags = res.locals.linkTags || [];
 		res.locals.linkTags.push(rel);
 	});