rtl8712: remove unused definitions from ethernet.h

Signed-off-by: Przemo Firszt <przemo@firszt.eu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8712/ethernet.h

@@ -26,15 +26,8 @@
 #ifndef __INC_ETHERNET_H
 #define __INC_ETHERNET_H
 
-#define ETHERNET_ADDRESS_LENGTH		6	/*!< Ethernet Address Length*/
 #define ETHERNET_HEADER_SIZE		14	/*!< Ethernet Header Length*/
 #define LLC_HEADER_SIZE			6	/*!< LLC Header Length*/
-#define TYPE_LENGTH_FIELD_SIZE		2	/*!< Type/Length Size*/
-#define MINIMUM_ETHERNET_PACKET_SIZE	60	/*!< Min Ethernet Packet Size*/
-#define MAXIMUM_ETHERNET_PACKET_SIZE	1514	/*!< Max Ethernet Packet Size*/
-
-/*!< Is Multicast Address? */
-#define RT_ETH_IS_MULTICAST(_pAddr)	((((u8 *)(_pAddr))[0]&0x01) != 0)
 
 #endif /* #ifndef __INC_ETHERNET_H */