ath9k: fix tx queue sparse complaint
Luis R. Rodriguez [Tue, 20 Dec 2011 18:46:09 +0000 (10:46 -0800)]
This fixes this rant from sparse:

  CHECK   drivers/net/wireless/ath/ath9k/xmit.c
drivers/net/wireless/ath/ath9k/xmit.c:107:13: warning: context imbalance in 'ath_txq_lock' - wrong count at exit
drivers/net/wireless/ath/ath9k/xmit.c:112:13: warning: context imbalance in 'ath_txq_unlock' - unexpected unlock
drivers/net/wireless/ath/ath9k/xmit.c:123:30: warning: context imbalance in 'ath_txq_unlock_complete' - unexpected unlock
CC [M] drivers/net/wireless/ath/ath9k/xmit.

Signed-off-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

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

index b092523..c8fc180 100644 (file)
@@ -105,16 +105,19 @@ static int ath_max_4ms_framelen[4][32] = {
 /*********************/
 
 static void ath_txq_lock(struct ath_softc *sc, struct ath_txq *txq)
+       __acquires(&txq->axq_lock)
 {
        spin_lock_bh(&txq->axq_lock);
 }
 
 static void ath_txq_unlock(struct ath_softc *sc, struct ath_txq *txq)
+       __releases(&txq->axq_lock)
 {
        spin_unlock_bh(&txq->axq_lock);
 }
 
 static void ath_txq_unlock_complete(struct ath_softc *sc, struct ath_txq *txq)
+       __releases(&txq->axq_lock)
 {
        struct sk_buff_head q;
        struct sk_buff *skb;