HWSIM_ATTR_FLAGS
if (nla_put_u32(skb, HWSIM_ATTR_FLAGS, hwsim_flags))
!info->attrs[HWSIM_ATTR_FLAGS] ||
hwsim_flags = nla_get_u32(info->attrs[HWSIM_ATTR_FLAGS]);
[HWSIM_ATTR_FLAGS] = { .type = NLA_U32 },