From 7989d65b26fa0788db05c8a9f49d7be4cab80722 Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko
Date: Tue, 31 Dec 2019 17:06:03 +0100
Subject: DIRECTOR: Add sanity check to BITDDecoder

---
 engines/director/images.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'engines')

diff --git a/engines/director/images.cpp b/engines/director/images.cpp
index 3d031c7518..10d73accc1 100644
--- a/engines/director/images.cpp
+++ b/engines/director/images.cpp
@@ -107,6 +107,12 @@ bool DIBDecoder::loadStream(Common::SeekableReadStream &stream) {
 BITDDecoder::BITDDecoder(int w, int h, uint16 bitsPerPixel, uint16 pitch) {
 	_surface = new Graphics::Surface();
 
+	if (pitch < w) {
+		warning("BITDDecoder: pitch is too small: %d < %d", pitch, w);
+
+		pitch = w;
+	}
+
 	Graphics::PixelFormat pf = Graphics::PixelFormat::createFormatCLUT8();
 	switch (bitsPerPixel) {
 	case 2:
-- 
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