brcm80211: fix sparse endianess error in mac80211_if.c

The ht capabilities provided upon registration with mac80211 must
be in little endian. This was fixed adding cpu_to_le16() conversion.
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c

@@ -963,7 +963,7 @@ static int ieee_hw_rate_init(struct ieee80211_hw *hw)
 		if (phy_type == PHY_TYPE_LCN) {
 			/* Single stream */
 			band->ht_cap.mcs.rx_mask[1] = 0;
-			band->ht_cap.mcs.rx_highest = 72;
+			band->ht_cap.mcs.rx_highest = cpu_to_le16(72);
 		}
 		hw->wiphy->bands[IEEE80211_BAND_2GHZ] = band;
 	} else {