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

Fixes #14257
4 years ago · ad1b26b4bc
parent f70098cadd
commit ad1b26b4bc
1 changed files with 1 additions and 1 deletions
--- 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();
    }
  }