From 94c58f9143a45bbbae74260633f6ca1be6b10597 Mon Sep 17 00:00:00 2001
From: Strangerke
Date: Mon, 23 May 2016 19:22:09 +0200
Subject: GNAP: Add safeguard in setSoundVolume

---
 engines/gnap/sound.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'engines/gnap/sound.cpp')

diff --git a/engines/gnap/sound.cpp b/engines/gnap/sound.cpp
index a4a59d7390..75cfb5555c 100644
--- a/engines/gnap/sound.cpp
+++ b/engines/gnap/sound.cpp
@@ -57,6 +57,9 @@ void SoundMan::stopSound(int resourceId) {
 }
 
 void SoundMan::setSoundVolume(int resourceId, int volume) {
+	if (resourceId == -1 || volume < 0 || volume > 100)
+		return;
+
 	const int index = find(resourceId);
 	int realVol = volume * 2.55;
 	_vm->_mixer->setChannelVolume(_items[index]._handle, realVol);
-- 
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