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wl12xx: use ieee80211_free_txskb()

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Use the newly introduced ieee80211_free_txskb() instead
of dev_kfree_skb() for failed tx packets.

Additionally, if the skb is a dummy packet, re-enqueue
it (as the fw expects it) instead of freeing it.

Reported-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Eliad Peller 2011-12-13 15:26:38 +02:00 committed by Luciano Coelho
parent 2c8f82eabc
commit 5de8eef4fd
2 changed files with 9 additions and 2 deletions
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2
drivers/net/wireless/wl12xx/main.c
View File

@ -1448,7 +1448,7 @@ static void wl1271_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
if (hlid == WL12XX_INVALID_LINK_ID ||
(wlvif && !test_bit(hlid, wlvif->links_map))) {
wl1271_debug(DEBUG_TX, "DROP skb hlid %d q %d", hlid, q);
dev_kfree_skb(skb);
ieee80211_free_txskb(hw, skb);
goto out;
}

9
drivers/net/wireless/wl12xx/tx.c
View File

@ -740,7 +740,14 @@ void wl1271_tx_work_locked(struct wl1271 *wl)
set_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags);
goto out_ack;
} else if (ret < 0) {
dev_kfree_skb(skb);
if (wl12xx_is_dummy_packet(wl, skb))
/*
* fw still expects dummy packet,
* so re-enqueue it
*/
wl1271_skb_queue_head(wl, wlvif, skb);
else
ieee80211_free_txskb(wl->hw, skb);
goto out_ack;
}
buf_offset += ret;