From 7a9f663d76d5a47ef9e31c8d9e30f7aef8d689e9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Oliver=20St=C3=B6neberg?=
 <firewave@users.noreply.github.com>
Date: Wed, 9 Jan 2013 07:29:42 +0000
Subject: [PATCH] fixed result of bitstream_in::peek(0) (nw)

---
 src/lib/util/bitstream.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/lib/util/bitstream.h b/src/lib/util/bitstream.h
index 1c1859199d7..85c2e067c2f 100644
--- a/src/lib/util/bitstream.h
+++ b/src/lib/util/bitstream.h
@@ -126,6 +126,9 @@ inline bitstream_in::bitstream_in(const void *src, UINT32 srclength)
 
 inline UINT32 bitstream_in::peek(int numbits)
 {
+	if (numbits == 0)
+		return 0;
+
 	// fetch data if we need more
 	if (numbits > m_bits)
 	{