[PATCH] USB: Use ARRAY_SIZE macro

Use ARRAY_SIZE macro instead of sizeof(x)/sizeof(x[0]) and remove
duplicates of ARRAY_SIZE. Some trailing whitespaces are also removed.

Patch is compile-tested on i386.

Signed-off-by: Tobias Klauser <tklauser@nuerscht.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/serial/io_edgeport.h

@@ -31,9 +31,6 @@
 #ifndef HIGH8
 	#define HIGH8(a)	((unsigned char)((a & 0xff00) >> 8))
 #endif
-#ifndef NUM_ENTRIES
-	#define NUM_ENTRIES(x)	(sizeof(x)/sizeof((x)[0]))
-#endif
 
 #ifndef __KERNEL__
 #define __KERNEL__