From dd583a176fefb3346093bd89932cf06b9a61a74c Mon Sep 17 00:00:00 2001
From: Alexis Svinartchouk <alexis@resin.io>
Date: Wed, 27 Feb 2019 19:24:17 +0100
Subject: [PATCH] Don't pass undefined sockets to ipc.server.emit()

Changelog-entry: Don't pass undefined sockets to ipc.server.emit()
Change-type: patch
---
 lib/gui/app/modules/image-writer.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/gui/app/modules/image-writer.js b/lib/gui/app/modules/image-writer.js
index 3ab5fa6a..18faecee 100644
--- a/lib/gui/app/modules/image-writer.js
+++ b/lib/gui/app/modules/image-writer.js
@@ -392,7 +392,10 @@ exports.cancel = () => {
 
   try {
     const [ socket ] = ipc.server.sockets
-    ipc.server.emit(socket, 'cancel')
+    // eslint-disable-next-line no-undefined
+    if (socket !== undefined) {
+      ipc.server.emit(socket, 'cancel')
+    }
   } catch (error) {
     analytics.logException(error)
   }