IFLA_BR_MCAST_HASH_MAX
[IFLA_BR_MCAST_HASH_MAX] = { .type = NLA_U32 },
if (data[IFLA_BR_MCAST_HASH_MAX])
br->hash_max = nla_get_u32(data[IFLA_BR_MCAST_HASH_MAX]);
nla_put_u32(skb, IFLA_BR_MCAST_HASH_MAX, br->hash_max) ||