From 441d7794cdc639cf0989b8435ff4475a69d6e9a0 Mon Sep 17 00:00:00 2001
From: narzoul <narzoul@users.noreply.github.com>
Date: Sat, 30 Apr 2016 16:19:12 +0200
Subject: [PATCH] Fixed hangups caused by unreleased back buffer surface

---
 DDrawCompat/RealPrimarySurface.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/DDrawCompat/RealPrimarySurface.cpp b/DDrawCompat/RealPrimarySurface.cpp
index 499423f..76fb586 100644
--- a/DDrawCompat/RealPrimarySurface.cpp
+++ b/DDrawCompat/RealPrimarySurface.cpp
@@ -111,7 +111,11 @@ namespace
 		ResetEvent(g_updateEvent);
 		timeEndPeriod(1);
 		g_frontBuffer = nullptr;
-		g_backBuffer = nullptr;
+		if (g_backBuffer)
+		{
+			CompatDirectDrawSurface<IDirectDrawSurface7>::s_origVtable.Release(g_backBuffer);
+			g_backBuffer = nullptr;
+		}
 		g_isFullScreen = false;
 		CompatPaletteConverter::release();