From 1e2caf872bb2f6a4faa3954c0e309b4c18961b2c Mon Sep 17 00:00:00 2001
From: Paul Gilbert <dreammaster@scummvm.org>
Date: Sun, 26 Jan 2020 16:40:36 -0800
Subject: [PATCH] AUDIO: Ignore optional RBRN chunks in XMIDI files

---
 audio/midiparser_xmidi.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/audio/midiparser_xmidi.cpp b/audio/midiparser_xmidi.cpp
index 9d8f08ad1e6..cea42addc16 100644
--- a/audio/midiparser_xmidi.cpp
+++ b/audio/midiparser_xmidi.cpp
@@ -372,6 +372,12 @@ bool MidiParser_XMIDI::loadMusic(byte *data, uint32 size) {
 				len = read4high(pos);
 				pos += (len + 1) & ~1;
 				++tracksRead;
+			} else if (!memcmp(pos, "RBRN", 4)) {
+				// optional branch point offsets. Ignored
+				pos += 4;
+				len = read4high(pos);
+				pos += (len + 1) & ~1;
+
 			} else {
 				warning("Hit invalid block '%c%c%c%c' while scanning for track locations", pos[0], pos[1], pos[2], pos[3]);
 				return false;