From 0b2e06e4a4225a6ede1be4e9f6c09fe2cd4caf16 Mon Sep 17 00:00:00 2001
From: Fabio Battaglia
Date: Sat, 18 Apr 2009 08:37:22 +0000
Subject: sword2: add support for BS2 PSX demo

svn-id: r39977
---
 engines/sword2/sprite.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'engines/sword2/sprite.cpp')

diff --git a/engines/sword2/sprite.cpp b/engines/sword2/sprite.cpp
index 52ed0efbd0..2474293500 100644
--- a/engines/sword2/sprite.cpp
+++ b/engines/sword2/sprite.cpp
@@ -527,6 +527,10 @@ int32 Screen::drawSprite(SpriteInfo *s) {
 
 				decompData = decompressHIF(s->data, tempBuf);
 
+				// Check that we correctly decompressed data
+				if(!decompData)
+					return RDERR_DECOMPRESSION;
+
 				s->w = (decompData / (s->h / 2)) * 2;
 				byte *tempBuf2 = (byte *)malloc(s->w * s->h * 10);
 				memset(tempBuf2, 0, s->w * s->h * 2);
@@ -562,6 +566,11 @@ int32 Screen::drawSprite(SpriteInfo *s) {
 				} else {
 					byte *tempBuf = (byte *)malloc(s->w * s->h);
 					uint32 decompData = decompressHIF(s->data, tempBuf);
+
+					// Check that we correctly decompressed data
+					if(!decompData)
+						return RDERR_DECOMPRESSION;
+
 					s->w = (decompData / (s->h / 2));
 					sprite = (byte *)malloc(s->w * s->h);
 				
-- 
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