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Bug fix for the ath_buf scan code that resulted in mismatched

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lock/unlock calls on SMP systems.


git-svn-id: http://madwifi-project.org/svn/madwifi/trunk@3523 0192ed92-7a03-0410-a25b-9323aeb14dbd
This commit is contained in:
mtaylor 2008-04-10 08:24:58 +00:00
parent e37710360f
commit 119e3f308b
1 changed files with 4 additions and 3 deletions
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7
ath/if_ath.c
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@ -12885,7 +12885,7 @@ ath_scanbufs(struct ath_softc *sc)
ATH_BBUF_LOCK_IRQ(sc);
ATH_TXBUF_LOCK_IRQ(sc);
ATH_RXBUF_LOCK_IRQ(sc);
while (qnum++ < HAL_NUM_TX_QUEUES) {
for (qnum = 0; qnum < HAL_NUM_TX_QUEUES; qnum++) {
if (ATH_TXQ_SETUP(sc, qnum)) {
ATH_TXQ_LOCK_IRQ_INSIDE(&sc->sc_txq[qnum]);
}
@ -12941,9 +12941,10 @@ ath_scanbufs(struct ath_softc *sc)
IEEE80211_NODE_SAVEQ_UNLOCK_IRQ_INSIDE(ni);
ATH_NODE_UAPSD_UNLOCK_IRQ_INSIDE(ATH_NODE(ni));
}
while (--qnum >= 0)
if (ATH_TXQ_SETUP(sc, qnum))
for (qnum = HAL_NUM_TX_QUEUES - 1; qnum >= 0; qnum--) {
if (ATH_TXQ_SETUP(sc, qnum))
ATH_TXQ_UNLOCK_IRQ_INSIDE(&sc->sc_txq[qnum]);
}
ATH_RXBUF_UNLOCK_IRQ(sc);
ATH_TXBUF_UNLOCK_IRQ(sc);
ATH_BBUF_UNLOCK_IRQ(sc);