From c8dfb9b0dbedfeef133bba78cbbe23779056a65b Mon Sep 17 00:00:00 2001
From: Jonas Kvinge <jonas@jkvinge.net>
Date: Mon, 22 Oct 2018 22:10:27 +0200
Subject: [PATCH] Fix loading custom device

---
 src/settings/backendsettingspage.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/settings/backendsettingspage.cpp b/src/settings/backendsettingspage.cpp
index 73b924411..ae6b95a83 100644
--- a/src/settings/backendsettingspage.cpp
+++ b/src/settings/backendsettingspage.cpp
@@ -316,7 +316,7 @@ void BackendSettingsPage::Load_Device(QString output, QVariant device) {
   bool found(false);
   for (int i = 0; i < ui_->combobox_device->count(); ++i) {
     QVariant d = ui_->combobox_device->itemData(i).value<QVariant>();
-    if (df_device.value == d) {
+    if (df_device.value.isValid() && df_device.value == d) {
       ui_->combobox_device->setCurrentIndex(i);
       found = true;
       break;