[SCSI] fcoe: ETH_P_8021Q is already in if_ether and fcoe is not using it anyway

Signed-off-by: NYi Zou <yi.zou@intel.com>
Signed-off-by: NRobert Love <robert.w.love@intel.com>
Signed-off-by: NJames Bottomley <James.Bottomley@HansenPartnership.com>

include/scsi/fc/fc_fcoe.h

@@ -31,10 +31,6 @@
 #define	ETH_P_FCOE	0x8906		/* FCOE ether type */
 #endif
 
-#ifndef ETH_P_8021Q
-#define	ETH_P_8021Q	0x8100
-#endif
-
 /*
  * FC_FCOE_OUI hasn't been standardized yet.   XXX TBD.
  */