From 380021e7c4e6a9c69d0a380b539def637338ad82 Mon Sep 17 00:00:00 2001
From: Johnny Dickinson <kc0itv@gmail.com>
Date: Sat, 24 Jan 2015 00:00:35 -0500
Subject: [PATCH] Check that zlib initialized correctly in FBX parser

Check the return code of inflateInit() indicates success to avoid
crashing later when zstream contains invalid data.
---
 code/FBXParser.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/code/FBXParser.cpp b/code/FBXParser.cpp
index 7559a380d..bdeb40a09 100644
--- a/code/FBXParser.cpp
+++ b/code/FBXParser.cpp
@@ -549,7 +549,9 @@ void ReadBinaryDataArray(char type, uint32_t count, const char*& data, const cha
 		zstream.data_type = Z_BINARY;
 
 		// http://hewgill.com/journal/entries/349-how-to-decompress-gzip-stream-with-zlib
-		inflateInit(&zstream);
+		if(Z_OK != inflateInit(&zstream)) {
+			ParseError("failure initializing zlib");
+		}
 
 		zstream.next_in   = reinterpret_cast<Bytef*>( const_cast<char*>(data) );
 		zstream.avail_in  = comp_len;