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null guard

pull/21833/head
David Baker 2017-12-06 19:05:25 +00:00
parent 1a3671d241
commit 0deed4bb88
1 changed files with 3 additions and 1 deletions
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4
src/components/views/dialogs/UnknownDeviceDialog.js
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@ -123,7 +123,9 @@ export default React.createClass({
},
componentWillUnmount: function() {
MatrixClientPeg.get().removeListener("deviceVerificationChanged", this._onDeviceVerificationChanged);
if (MatrixClientPeg.get()) {
MatrixClientPeg.get().removeListener("deviceVerificationChanged", this._onDeviceVerificationChanged);
}
},
_onDeviceVerificationChanged: function(userId, deviceId, deviceInfo) {