sfc: Use ether_addr_copy and eth_broadcast_addr

Faster than memcpy/memset on some architectures.

Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/sfc/filter.h b/drivers/net/ethernet/sfc/filter.h
index 3ef298d..d0ed7f7 100644
--- a/drivers/net/ethernet/sfc/filter.h
+++ b/drivers/net/ethernet/sfc/filter.h
@@ -243,7 +243,7 @@
 	}
 	if (addr != NULL) {
 		spec->match_flags |= EFX_FILTER_MATCH_LOC_MAC;
-		memcpy(spec->loc_mac, addr, ETH_ALEN);
+		ether_addr_copy(spec->loc_mac, addr);
 	}
 	return 0;
 }