Revert "Dispose of a MemoryStream in PackageEntry"

OpenRA.Game/FileSystem/PackageEntry.cs

@@ -65,19 +65,14 @@ namespace OpenRA.FileSystem
 						if (name.Length % 4 != 0)
 							name = name.PadRight(name.Length + (4 - name.Length % 4), '\0');
 
+						var ms = new MemoryStream(Encoding.ASCII.GetBytes(name));
+						var reader = new BinaryReader(ms);
+
+						var len = name.Length >> 2;
 						uint result = 0;
-						var bytes = Encoding.ASCII.GetBytes(name);
-						unsafe
-						{
-							// Cast the data to an int array
-							fixed (byte* bd = &bytes[0])
-							{
-								var data = (uint*)bd;
-								var len = name.Length >> 2;
-								for (var i = 0; i < len; i++)
-									result = ((result << 1) | (result >> 31)) + data[i++];
-							}
-						}
+
+						while (len-- != 0)
+							result = ((result << 1) | (result >> 31)) + reader.ReadUInt32();
 
 						return result;
 					}