Staging: vt665x: fix built-in compiling

Fix this build error:
undefined reference to "__this_module"
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/vt6655/Makefile

 # TODO: all of these should be removed
-EXTRA_CFLAGS += -DLINUX -D__KERNEL__ -DMODULE -D__NO_VERSION__
+EXTRA_CFLAGS += -DLINUX -D__KERNEL__ -D__NO_VERSION__
 EXTRA_CFLAGS += -DHOSTAP
 
 vt6655_stage-y +=	device_main.o \

drivers/staging/vt6655/device.h

@@ -29,13 +29,7 @@
 #ifndef __DEVICE_H__
 #define __DEVICE_H__
 
-#ifdef MODULE
-#ifdef MODVERSIONS
-#include <linux/modversions.h>
-#endif /* MODVERSIONS */
 #include <linux/module.h>
-#endif /* MODULE */
-
 #include <linux/types.h>
 #include <linux/init.h>
 #include <linux/mm.h>

drivers/staging/vt6656/Makefile

 # TODO: all of these should be removed
-EXTRA_CFLAGS += -DLINUX -D__KERNEL__ -DMODULE  -DEXPORT_SYMTAB -D__NO_VERSION__
+EXTRA_CFLAGS += -DLINUX -D__KERNEL__ -DEXPORT_SYMTAB -D__NO_VERSION__
 EXTRA_CFLAGS += -DHOSTAP
 
 vt6656_stage-y +=	main_usb.o \

drivers/staging/vt6656/device.h

@@ -29,13 +29,7 @@
 #ifndef __DEVICE_H__
 #define __DEVICE_H__
 
-#ifdef MODULE
-#ifdef MODVERSIONS
-#include <linux/modversions.h>
-#endif /* MODVERSIONS */
 #include <linux/module.h>
-#endif /* MODULE */
-
 #include <linux/types.h>
 #include <linux/init.h>
 #include <linux/mm.h>