[NET]: Reduce sizeof(struct flowi) by 20 bytes.

As suggested by David, just kill off some unused fields in dnports to
reduce sizef(struct flowi). If they come back, they should be moved to
nl_u.dn_u in order not to enlarge again struct flowi

[ Modified to really delete this stuff instead of using #if 0. -DaveM ]
Signed-off-by: NEric Dumazet <dada1@cosmosbay.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/net/dn.h

@@ -199,11 +199,6 @@ static inline void dn_sk_ports_copy(struct flowi *fl, struct dn_scp *scp)
 {
 	fl->uli_u.dnports.sport = scp->addrloc;
 	fl->uli_u.dnports.dport = scp->addrrem;
-	fl->uli_u.dnports.objnum = scp->addr.sdn_objnum;
-	if (fl->uli_u.dnports.objnum == 0) {
-		fl->uli_u.dnports.objnamel = (__u8)dn_ntohs(scp->addr.sdn_objnamel);
-		memcpy(fl->uli_u.dnports.objname, scp->addr.sdn_objname, 16);
-	}
 }
 
 extern unsigned dn_mss_from_pmtu(struct net_device *dev, int mtu);

include/net/flow.h

@@ -68,9 +68,6 @@ struct flowi {
 		struct {
 			__le16	sport;
 			__le16	dport;
-			__u8	objnum;
-			__u8	objnamel; /* Not 16 bits since max val is 16 */
-			__u8	objname[16]; /* Not zero terminated */
 		} dnports;
 
 		__be32		spi;