ath9k: Change return type for set_board_values()

We always return true, checking for 'false' return value
is bogus anyway, so fix this.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath9k/eeprom.h b/drivers/net/wireless/ath9k/eeprom.h
index 0a4b22a..8e5b880 100644
--- a/drivers/net/wireless/ath9k/eeprom.h
+++ b/drivers/net/wireless/ath9k/eeprom.h
@@ -490,7 +490,7 @@
 	u8 (*get_num_ant_config)(struct ath_hw *hw, enum ieee80211_band band);
 	u16 (*get_eeprom_antenna_cfg)(struct ath_hw *hw,
 				      struct ath9k_channel *chan);
-	bool (*set_board_values)(struct ath_hw *hw, struct ath9k_channel *chan);
+	void (*set_board_values)(struct ath_hw *hw, struct ath9k_channel *chan);
 	void (*set_addac)(struct ath_hw *hw, struct ath9k_channel *chan);
 	int (*set_txpower)(struct ath_hw *hw, struct ath9k_channel *chan,
 			   u16 cfgCtl, u8 twiceAntennaReduction,