ath9k: Cleanup ath_rc_setvalid_rates

{

	const struct ath_rate_table *rate_table = ath_rc_priv->rate_table;

	struct ath_rateset *rateset = &ath_rc_priv->neg_rates;

	u32 capflag = ath_rc_priv->ht_cap;

	u8 i, j, hi = 0;

	u32 phy, capflag = ath_rc_priv->ht_cap;

	u16 rate_flags;

	u8 i, j, hi = 0, rate, dot11rate, valid_rate_count;

	for (i = 0; i < rateset->rs_nrates; i++) {

		for (j = 0; j < rate_table->rate_cnt; j++) {

			u32 phy = rate_table->info[j].phy;

			u16 rate_flags = rate_table->info[j].rate_flags;

			u8 rate = rateset->rs_rates[i];

			u8 dot11rate = rate_table->info[j].dot11rate;

			/* We allow a rate only if its valid and the

			 * capflag matches one of the validity

			 * (VALID/VALID_20/VALID_40) flags */

			if ((rate == dot11rate) &&

			    (rate_flags & WLAN_RC_CAP_MODE(capflag)) ==

			    WLAN_RC_CAP_MODE(capflag) &&

			    (rate_flags & WLAN_RC_CAP_STREAM(capflag)) &&

			    !WLAN_RC_PHY_HT(phy)) {

				u8 valid_rate_count = 0;

			phy = rate_table->info[j].phy;

			rate_flags = rate_table->info[j].rate_flags;

			rate = rateset->rs_rates[i];

			dot11rate = rate_table->info[j].dot11rate;

			if (rate != dot11rate

			    || ((rate_flags & WLAN_RC_CAP_MODE(capflag)) !=

				WLAN_RC_CAP_MODE(capflag))

			    || !(rate_flags & WLAN_RC_CAP_STREAM(capflag))

			    || WLAN_RC_PHY_HT(phy))

				continue;

			if (!ath_rc_valid_phyrate(phy, capflag, 0))

				continue;

				valid_rate_count =

					ath_rc_priv->valid_phy_ratecnt[phy];

				ath_rc_priv->valid_phy_rateidx[phy]

					[valid_rate_count] = j;

			valid_rate_count = ath_rc_priv->valid_phy_ratecnt[phy];

			ath_rc_priv->valid_phy_rateidx[phy][valid_rate_count] = j;

			ath_rc_priv->valid_phy_ratecnt[phy] += 1;

			ath_rc_set_valid_rate_idx(ath_rc_priv, j, 1);

			hi = max(hi, j);

		}

	}

	}

	return hi;

}