From 7f96dbc0242f169caeb8461237bc01a23c115f56 Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Sun, 20 Aug 2023 03:56:30 -0300
Subject: Fix invalid audio renderer buffer size when end offset < start offset
 (#5588)

* Fix invalid audio renderer buffer size when end offset < start offset

* Fix possible overflow on IsSampleOffsetInRangeForPcm
---
 src/Ryujinx.Audio/Renderer/Dsp/PcmHelper.cs | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/Ryujinx.Audio/Renderer/Dsp')

diff --git a/src/Ryujinx.Audio/Renderer/Dsp/PcmHelper.cs b/src/Ryujinx.Audio/Renderer/Dsp/PcmHelper.cs
index d209c515..8134e6b7 100644
--- a/src/Ryujinx.Audio/Renderer/Dsp/PcmHelper.cs
+++ b/src/Ryujinx.Audio/Renderer/Dsp/PcmHelper.cs
@@ -20,6 +20,11 @@ namespace Ryujinx.Audio.Renderer.Dsp
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static int GetBufferSize<T>(int startSampleOffset, int endSampleOffset, int offset, int count) where T : unmanaged
         {
+            if (endSampleOffset < startSampleOffset)
+            {
+                return 0;
+            }
+
             return GetCountToDecode(startSampleOffset, endSampleOffset, offset, count) * Unsafe.SizeOf<T>();
         }
 
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