Add SCSICodes.h to the Class Driver Common folder, and automatically include it in both the Host and Device Mass Storage Class drivers. Delete existing version from the ClassDriver MassStorage device demo's /Lib/ folder.

LUFA/Drivers/USB/Class/Device/MassStorage.h

@@ -47,7 +47,8 @@
 	/* Includes: */
 		#include "../../USB.h"
 		#include "../Common/MassStorage.h"
-
+		#include "../Common/SCSICodes.h"
+		
 		#include <string.h>
 
 	/* Enable C linkage for C++ Compilers: */