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ath9k_htc: Fix free slot value for cab queue

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ath9k_htc_tx_get_slot can return zero as valid index.

Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Acked-by: Sujith Manoharan <Sujith.Manoharan@Atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rajkumar Manoharan 2011-04-16 14:17:39 +05:30 committed by John W. Linville
parent 2be7859f41
commit cea3235cf5
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/ath/ath9k/htc_drv_beacon.c
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@ -322,7 +322,7 @@ static void ath9k_htc_send_buffered(struct ath9k_htc_priv *priv,
}
tx_slot = ath9k_htc_tx_get_slot(priv);
if (tx_slot != 0) {
if (tx_slot < 0) {
ath_dbg(common, ATH_DBG_XMIT, "No free CAB slot\n");
dev_kfree_skb_any(skb);
goto next;