From b8eaefbf8a7d5e428c2eb9761d176e8f03e39994 Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Wed, 1 May 2013 01:49:51 +0300
Subject: SCI: Silence some false positive warnings - CID 1003539, 1003540,
 1003541, 1003542

---
 engines/sci/sound/drivers/adlib.cpp | 4 ++--
 engines/sci/sound/drivers/cms.cpp   | 2 +-
 engines/sci/sound/drivers/fb01.cpp  | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/engines/sci/sound/drivers/adlib.cpp b/engines/sci/sound/drivers/adlib.cpp
index 191e13db0a..3229fd7071 100644
--- a/engines/sci/sound/drivers/adlib.cpp
+++ b/engines/sci/sound/drivers/adlib.cpp
@@ -512,7 +512,7 @@ int MidiDriver_AdLib::findVoiceBasic(int channel) {
 	}
 
 	if (voice == -1) {
-		if (oldestVoice != -1) {
+		if (oldestVoice >= 0) {
 			voiceOff(oldestVoice);
 			voice = oldestVoice;
 		} else {
@@ -550,7 +550,7 @@ int MidiDriver_AdLib::findVoice(int channel) {
 	}
 
 	if (voice == -1) {
-		if (oldestVoice != -1) {
+		if (oldestVoice >= 0) {
 			voiceOff(oldestVoice);
 			voice = oldestVoice;
 		} else {
diff --git a/engines/sci/sound/drivers/cms.cpp b/engines/sci/sound/drivers/cms.cpp
index dbcbf3d431..fd60863177 100644
--- a/engines/sci/sound/drivers/cms.cpp
+++ b/engines/sci/sound/drivers/cms.cpp
@@ -422,7 +422,7 @@ int MidiDriver_CMS::findVoiceBasic(int channel) {
 	}
 
 	if (voice == -1) {
-		if (oldestVoice != -1) {
+		if (oldestVoice >= 0) {
 			voiceOff(oldestVoice);
 			voice = oldestVoice;
 		} else {
diff --git a/engines/sci/sound/drivers/fb01.cpp b/engines/sci/sound/drivers/fb01.cpp
index 9f3945bbec..b16473e62e 100644
--- a/engines/sci/sound/drivers/fb01.cpp
+++ b/engines/sci/sound/drivers/fb01.cpp
@@ -250,7 +250,7 @@ int MidiPlayer_Fb01::findVoice(int channel) {
 	}
 
 	if (voice == -1) {
-		if (oldestVoice != -1) {
+		if (oldestVoice >= 0) {
 			voiceOff(oldestVoice);
 			voice = oldestVoice;
 		} else {
-- 
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