bonding: export 3ad actor and partner port state

This patch adds support to retrieve the new bond slave attributes:
IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE
IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE
which are read-only.

(Removed if_link.h changes already updated in net-next)
Signed-off-by: Nikolay Aleksandrov <razor@blackwall.org>

ip/iplink_bond_slave.c

@@ -78,6 +78,14 @@ static void bond_slave_print_opt(struct link_util *lu, FILE *f, struct rtattr *t
 	if (tb[IFLA_BOND_SLAVE_AD_AGGREGATOR_ID])
 		fprintf(f, "ad_aggregator_id %d ",
 			rta_getattr_u16(tb[IFLA_BOND_SLAVE_AD_AGGREGATOR_ID]));
+
+	if (tb[IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE])
+		fprintf(f, "ad_actor_oper_port_state %d\n",
+			rta_getattr_u8(tb[IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE]));
+
+	if (tb[IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE])
+		fprintf(f, "ad_partner_oper_port_state %d\n",
+			rta_getattr_u16(tb[IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE]));
 }
 
 static int bond_slave_parse_opt(struct link_util *lu, int argc, char **argv,