ath9k: remove duplicate WMM AC definitions

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/virtual.c b/drivers/net/wireless/ath/ath9k/virtual.c
index 105ad40..89423ca 100644
--- a/drivers/net/wireless/ath/ath9k/virtual.c
+++ b/drivers/net/wireless/ath/ath9k/virtual.c
@@ -219,7 +219,7 @@
 	info->control.rates[1].idx = -1;
 
 	memset(&txctl, 0, sizeof(struct ath_tx_control));
-	txctl.txq = &sc->tx.txq[sc->tx.hwq_map[ATH9K_WME_AC_VO]];
+	txctl.txq = &sc->tx.txq[sc->tx.hwq_map[WME_AC_VO]];
 	txctl.frame_type = ps ? ATH9K_IFT_PAUSE : ATH9K_IFT_UNPAUSE;
 
 	if (ath_tx_start(aphy->hw, skb, &txctl) != 0)