From 5ee3ec0e24d06978bd7472ecb2aff72857a44c30 Mon Sep 17 00:00:00 2001
From: dinkc64 <12570148+dinkc64@users.noreply.github.com>
Date: Thu, 26 Feb 2015 06:58:35 +0000
Subject: [PATCH] crash prevention

---
 src/burn/drv/sms/smsrender.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/burn/drv/sms/smsrender.cpp b/src/burn/drv/sms/smsrender.cpp
index ff1e1d473..34db4df39 100644
--- a/src/burn/drv/sms/smsrender.cpp
+++ b/src/burn/drv/sms/smsrender.cpp
@@ -597,6 +597,7 @@ void palette_sync(int index, int force)
 
 void remap_8_to_16(int line)
 {
+    if (line > nScreenHeight) return;
     int i;
     uint16 *p = (uint16 *)&bitmap.data[(line * bitmap.pitch)];
     for(i = bitmap.viewport.x; i < bitmap.viewport.w + bitmap.viewport.x; i++)