ath9k: Fix TX control flag use for no ACK and RTS/CTS

Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath9k/xmit.c

@@ -357,9 +357,9 @@ static int ath_tx_prepare(struct ath_softc *sc,
 	txctl->flags = ATH9K_TXDESC_CLRDMASK;    /* needed for crypto errors */
 
 	if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK)
-		tx_info->flags |= ATH9K_TXDESC_NOACK;
+		txctl->flags |= ATH9K_TXDESC_NOACK;
 	if (tx_info->flags & IEEE80211_TX_CTL_USE_RTS_CTS)
-		tx_info->flags |= ATH9K_TXDESC_RTSENA;
+		txctl->flags |= ATH9K_TXDESC_RTSENA;
 
 	/*
 	 * Setup for rate calculations.