CDAudio: don't crash when read requested past end of disc

2011-09-04 19:55:41 +00:00 · 2011-09-04 19:55:41 +00:00 · e61ea6050a
parent d7c267cbbe
commit e61ea6050a
1 changed files with 4 additions and 1 deletions
--- a/BizHawk.Emulation/Sound/CDAudio.cs
+++ b/BizHawk.Emulation/Sound/CDAudio.cs
@ -124,7 +124,10 @@ namespace BizHawk.Emulation.Sound
        {
            if (CachedSector != CurrentSector)
            {
-                Disc.ReadLBA_2352(CurrentSector, SectorCache, 0);
+                if (CurrentSector >= Disc.LBACount)
+                    Array.Clear(SectorCache, 0, 2352); // request reading past end of available disc
+                else
+                    Disc.ReadLBA_2352(CurrentSector, SectorCache, 0);
                CachedSector = CurrentSector;
            }
        }