From: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Date: Thu, 2 Oct 2014 01:03:13 +0000 (+0530)
Subject: ath9k: Check pending frames properly
X-Git-Tag: v3.18-rc1~10^2~75^2~17
X-Git-Url: http://git.cascardo.info/?p=cascardo%2Flinux.git;a=commitdiff_plain;h=b736728575af03488388e84fceac7bf0eac5dbb6

ath9k: Check pending frames properly

There is no need to check if the current
channel context has active ACs queued up
if the TX queue is not empty.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 32f9db9bd53c..4466de0740f9 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -60,8 +60,10 @@ static bool ath9k_has_pending_frames(struct ath_softc *sc, struct ath_txq *txq)
 
 	spin_lock_bh(&txq->axq_lock);
 
-	if (txq->axq_depth)
+	if (txq->axq_depth) {
 		pending = true;
+		goto out;
+	}
 
 	if (txq->mac80211_qnum >= 0) {
 		struct list_head *list;
@@ -70,6 +72,7 @@ static bool ath9k_has_pending_frames(struct ath_softc *sc, struct ath_txq *txq)
 		if (!list_empty(list))
 			pending = true;
 	}
+out:
 	spin_unlock_bh(&txq->axq_lock);
 	return pending;
 }