ath_rateioctl_tlv
struct ath_rateioctl_tlv av;
sizeof(struct ath_rateioctl_tlv) +
sizeof(struct ath_rateioctl_tlv) +
error = copyout(&av, rs->buf + o, sizeof(struct ath_rateioctl_tlv));
o += sizeof(struct ath_rateioctl_tlv);
error = copyout(&av, rs->buf + o, sizeof(struct ath_rateioctl_tlv));
o += sizeof(struct ath_rateioctl_tlv);