Reported-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
 }
 EXPORT_SYMBOL(ath9k_hw_set_keycache_entry);
 
-bool ath9k_hw_keyisvalid(struct ath_hw *ah, u16 entry)
-{
-       if (entry < ah->caps.keycache_size) {
-               u32 val = REG_READ(ah, AR_KEYTABLE_MAC1(entry));
-               if (val & AR_KEYTABLE_VALID)
-                       return true;
-       }
-       return false;
-}
-EXPORT_SYMBOL(ath9k_hw_keyisvalid);
-
 /******************************/
 /* Power Management (Chipset) */
 /******************************/
 
 bool ath9k_hw_set_keycache_entry(struct ath_hw *ah, u16 entry,
                                 const struct ath9k_keyval *k,
                                 const u8 *mac);
-bool ath9k_hw_keyisvalid(struct ath_hw *ah, u16 entry);
 
 /* GPIO / RFKILL / Antennae */
 void ath9k_hw_cfg_gpio_input(struct ath_hw *ah, u32 gpio);