ath9k: remove the unlikely check for autosleep

newer chipsets support auto sleep feature, so remove the
unlikely check which does not seems to help anything

Signed-off-by: Mohammed Shafi Shajakhan <mshajakhan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/recv.c

@@ -1742,7 +1742,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
 		if ((sc->ps_flags & (PS_WAIT_FOR_BEACON |
 					      PS_WAIT_FOR_CAB |
 					      PS_WAIT_FOR_PSPOLL_DATA)) ||
-					unlikely(ath9k_check_auto_sleep(sc)))
+						ath9k_check_auto_sleep(sc))
 			ath_rx_ps(sc, skb);
 		spin_unlock_irqrestore(&sc->sc_pm_lock, flags);