From: ThibG <thib@sitedethib.com>
Date: Wed, 8 Jul 2020 07:22:23 +0000 (+0200)
Subject: Fix WebUI crash on sensitive preview card with no preview thumbnail (#14260)
X-Git-Url: https://git.xn--scling-oua.cat.family/?a=commitdiff_plain;h=258171549120142a6a7dac40f17ecc2087433f4a;p=mastodon.git

Fix WebUI crash on sensitive preview card with no preview thumbnail (#14260)

Fixes #14257
---

diff --git a/app/javascript/mastodon/features/status/components/card.js b/app/javascript/mastodon/features/status/components/card.js
index 0af7c54e4..0a84e481a 100644
--- a/app/javascript/mastodon/features/status/components/card.js
+++ b/app/javascript/mastodon/features/status/components/card.js
@@ -106,7 +106,7 @@ export default class Card extends React.PureComponent {
   componentDidUpdate (prevProps) {
     const { card } = this.props;
 
-    if (card.get('blurhash') && (!prevProps.card || prevProps.card.get('blurhash') !== card.get('blurhash'))) {
+    if (card.get('blurhash') && (!prevProps.card || prevProps.card.get('blurhash') !== card.get('blurhash')) && this.canvas) {
       this._decode();
     }
   }