GBA memory domain fix

BizHawk.Emulation.Cores/Consoles/Nintendo/GBA/LibmGBA.cs

@@ -79,7 +79,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.GBA
 		[DllImport(dll, CallingConvention = cc)]
 		public static extern int BizGetSaveRam(IntPtr ctx, byte[] dest, int maxsize);
 		[DllImport(dll, CallingConvention = cc)]
-		public static extern bool BizPutSaveRam(IntPtr ctx, byte[] src, int size);
+		public static extern void BizPutSaveRam(IntPtr ctx, byte[] src, int size);
 
 		/// <summary>
 		/// start a savestate operation

BizHawk.Emulation.Cores/Consoles/Nintendo/GBA/MGBAHawk.cs

@@ -211,8 +211,8 @@ namespace BizHawk.Emulation.Cores.Nintendo.GBA
 
 		#region IMemoryDomains
 
-		unsafe byte PeekWRAM(IntPtr xwram, long addr) { return ((byte*)xwram.ToPointer())[addr];}
-		unsafe void PokeWRAM(IntPtr xwram, long addr, byte value) { ((byte*)xwram.ToPointer())[addr] = value; }
+		unsafe byte PeekWRAM(IntPtr xwram, long addr) { return ((byte*)xwram)[addr];}
+		unsafe void PokeWRAM(IntPtr xwram, long addr, byte value) { ((byte*)xwram)[addr] = value; }
 
 		void WireMemoryDomainPointers()
 		{
@@ -234,7 +234,6 @@ namespace BizHawk.Emulation.Cores.Nintendo.GBA
 			_cwram.Peek =
 				delegate(long addr)
 				{
-					LibmGBA.BizGetMemoryAreas(_core, s);
 					if (addr < 0 || addr >= (256 + 32) * 1024)
 						throw new IndexOutOfRangeException();
 					if (addr >= 256 * 1024)
@@ -349,10 +348,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.GBA
 			{
 				data = LegacyFix(data);
 			}
-			if (!LibmGBA.BizPutSaveRam(_core, data, data.Length))
-			{
-				throw new InvalidOperationException("BizPutSaveRam returned NULL!");
-			}
+			LibmGBA.BizPutSaveRam(_core, data, data.Length);
 		}
 
 		public bool SaveRamModified