From 395eb362f1fc9c3cf8b58273937840dd946eb215 Mon Sep 17 00:00:00 2001
From: Sergey Lipskiy <gonetz@ngs.ru>
Date: Mon, 16 Mar 2015 19:52:43 +0600
Subject: [PATCH] Don't save depth buffer when found buffer's width is less
 than VI.width. Otherwise out of memory writes are possible. That may happen
 when switching from interlaced to non-interlaced mode.

Fixed crash/freeze in Perfect Dark, issue #285
---
 FrameBuffer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/FrameBuffer.cpp b/FrameBuffer.cpp
index 66677703..5f3cf7d7 100644
--- a/FrameBuffer.cpp
+++ b/FrameBuffer.cpp
@@ -938,7 +938,7 @@ bool DepthBufferToRDRAM::CopyToRDRAM( u32 _address) {
 	if (m_lastDList == RSP.DList) // Already read;
 		return false;
 	FrameBuffer *pBuffer = frameBufferList().findBuffer(_address);
-	if (pBuffer == NULL || pBuffer->m_pDepthBuffer == NULL || !pBuffer->m_pDepthBuffer->m_cleared)
+	if (pBuffer == NULL || pBuffer->m_width < VI.width || pBuffer->m_pDepthBuffer == NULL || !pBuffer->m_pDepthBuffer->m_cleared)
 		return false;
 
 	m_lastDList = RSP.DList;