From beb9a7d5453265968da44e3433f2ddd9c1671436 Mon Sep 17 00:00:00 2001
From: Jonathan Naylor <naylorjs@yahoo.com>
Date: Tue, 22 Nov 2016 07:52:47 +0000
Subject: [PATCH] Handle failed displays more gracefully.

---
 MMDVMHost.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/MMDVMHost.cpp b/MMDVMHost.cpp
index b2faa0d..6b495db 100644
--- a/MMDVMHost.cpp
+++ b/MMDVMHost.cpp
@@ -1144,6 +1144,12 @@ void CMMDVMHost::createDisplay()
 		m_display = new CNullDisplay;
 	}
 
+	if (m_display == NULL) {
+		LogWarning("No valid display found, disabling");
+		m_display = new CNullDisplay;
+		return;
+	}
+
 	bool ret = m_display->open();
 	if (!ret) {
 		delete m_display;