From: Georges Basile Stavracas Neto <georges.stavracas@gmail.com>
Date: Fri, 27 Mar 2020 23:35:36 +0000 (-0300)
Subject: unlockDialog: Only cancel AuthPrompt if it exists
X-Git-Tag: archive/raspbian/50.5-1+rpi1~1^2~751^2^2~24
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=bea34da289a39e88ca1a6bf0af69a0865e3ff7f8;p=gnome-shell.git

unlockDialog: Only cancel AuthPrompt if it exists

AuthPrompt is created on demand, and this._authPrompt is
expected to be null except on very strictly controlled
occasions. The idle monitor callback isn't one of them.

Check if AuthPrompt exists before cancelling it.

Fixes https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/2371
---

diff --git a/js/ui/unlockDialog.js b/js/ui/unlockDialog.js
index d27b1d59c..2170f12a7 100644
--- a/js/ui/unlockDialog.js
+++ b/js/ui/unlockDialog.js
@@ -761,7 +761,7 @@ var UnlockDialog = GObject.registerClass({
     }
 
     _escape() {
-        if (this.allowCancel)
+        if (this._authPrompt && this.allowCancel)
             this._authPrompt.cancel();
     }