linux-kernel - [018/139] iwlwifi: counting number of tfds can be free for 4965

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Message-Id: <20100422195406.530319760@kvm.kroah.org>
Date:	Thu, 22 Apr 2010 12:53:15 -0700
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Wey-Yi Guy <wey-yi.w.guy@...el.com>,
	Reinette Chatre <reinette.chatre@...el.com>
Subject: [018/139] iwlwifi: counting number of tfds can be free for 4965

2.6.33-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Wey-Yi Guy <wey-yi.w.guy@...el.com>

commit be6b38bcb175613f239e0b302607db346472c6b6 upstream.

Forget one hunk in 4965 during "iwlwifi: error checking for number of tfds
in queue" patch.

Reported-by: Shanyu Zhao <shanyu.zhao@...el.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@...el.com>
Signed-off-by: Reinette Chatre <reinette.chatre@...el.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/net/wireless/iwlwifi/iwl-4965.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -2034,16 +2034,14 @@ static void iwl4965_rx_reply_tx(struct i
 				   tx_resp->failure_frame);
 
 		freed = iwl_tx_queue_reclaim(priv, txq_id, index);
-		if (qc && likely(sta_id != IWL_INVALID_STATION))
-			priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
+		iwl_free_tfds_in_queue(priv, sta_id, tid, freed);
 
 		if (priv->mac80211_registered &&
 		    (iwl_queue_space(&txq->q) > txq->q.low_mark))
 			iwl_wake_queue(priv, txq_id);
 	}
 
-	if (qc && likely(sta_id != IWL_INVALID_STATION))
-		iwl_txq_check_empty(priv, sta_id, tid, txq_id);
+	iwl_txq_check_empty(priv, sta_id, tid, txq_id);
 
 	if (iwl_check_bits(status, TX_ABORT_REQUIRED_MSK))
 		IWL_ERR(priv, "TODO:  Implement Tx ABORT REQUIRED!!!\n");


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