From bbe4372f5b05e02b86b4609bf24b49f24f33a866 Mon Sep 17 00:00:00 2001
From: Sven Hesse
Date: Mon, 15 Apr 2013 18:42:46 +0200
Subject: GOB: Add another sanity check

---
 engines/gob/sound/adlib.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'engines/gob/sound')

diff --git a/engines/gob/sound/adlib.cpp b/engines/gob/sound/adlib.cpp
index d9fc362547..2bf7f266a1 100644
--- a/engines/gob/sound/adlib.cpp
+++ b/engines/gob/sound/adlib.cpp
@@ -375,8 +375,10 @@ void AdLib::setVoiceTimbre(uint8 voice, const uint16 *params) {
 	const int voicePerc = voice - kVoiceBaseDrum;
 
 	if (!isPercussionMode() || (voice < kVoiceBaseDrum)) {
-		setOperatorParams(kVoiceMelodyOperator[0][voice], params0, waves[0]);
-		setOperatorParams(kVoiceMelodyOperator[1][voice], params1, waves[1]);
+		if (voice < kMelodyVoiceCount) {
+			setOperatorParams(kVoiceMelodyOperator[0][voice], params0, waves[0]);
+			setOperatorParams(kVoiceMelodyOperator[1][voice], params1, waves[1]);
+		}
 	} else if (voice == kVoiceBaseDrum) {
 		setOperatorParams(kVoicePercussionOperator[0][voicePerc], params0, waves[0]);
 		setOperatorParams(kVoicePercussionOperator[1][voicePerc], params1, waves[1]);
-- 
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