IFLA_BOND_ACTIVE_SLAVE
[IFLA_BOND_ACTIVE_SLAVE] = { .type = NLA_U32 },
if (data[IFLA_BOND_ACTIVE_SLAVE]) {
int ifindex = nla_get_u32(data[IFLA_BOND_ACTIVE_SLAVE]);
data[IFLA_BOND_ACTIVE_SLAVE], extack);
if (ifindex && nla_put_u32(skb, IFLA_BOND_ACTIVE_SLAVE, ifindex))