ath9k: Move regulatory information to a separate structure

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c
index dacf97a..a1c76ec 100644
--- a/drivers/net/wireless/ath9k/main.c
+++ b/drivers/net/wireless/ath9k/main.c
@@ -1659,7 +1659,7 @@
 	error = ieee80211_register_hw(hw);
 
 	if (!ath9k_is_world_regd(sc->sc_ah))
-		regulatory_hint(hw->wiphy, sc->sc_ah->alpha2);
+		regulatory_hint(hw->wiphy, sc->sc_ah->regulatory.alpha2);
 
 	/* Initialize LED control */
 	ath_init_leds(sc);