linux-kernel - [PATCH 5.11 056/601] mt76: mt7615: use ieee80211_free_txskb() in mt7615_tx_token

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Message-Id: <20210512144829.661119020@linuxfoundation.org>
Date:   Wed, 12 May 2021 16:42:13 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Ryder Lee <ryder.lee@...iatek.com>,
        Felix Fietkau <nbd@....name>
Subject: [PATCH 5.11 056/601] mt76: mt7615: use ieee80211_free_txskb() in mt7615_tx_token_put()

From: Ryder Lee <ryder.lee@...iatek.com>

commit 06991d1f73a9bdbc5f234ee96737b9102705b89c upstream.

We should use ieee80211_free_txskb() to report skb status avoid wrong
aql accounting after reset.

Cc: stable@...r.kernel.org
Signed-off-by: Ryder Lee <ryder.lee@...iatek.com>
Signed-off-by: Felix Fietkau <nbd@....name>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/net/wireless/mediatek/mt76/mt7615/mac.c |    8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -2066,8 +2066,12 @@ void mt7615_tx_token_put(struct mt7615_d
 	spin_lock_bh(&dev->token_lock);
 	idr_for_each_entry(&dev->token, txwi, id) {
 		mt7615_txp_skb_unmap(&dev->mt76, txwi);
-		if (txwi->skb)
-			dev_kfree_skb_any(txwi->skb);
+		if (txwi->skb) {
+			struct ieee80211_hw *hw;
+
+			hw = mt76_tx_status_get_hw(&dev->mt76, txwi->skb);
+			ieee80211_free_txskb(hw, txwi->skb);
+		}
 		mt76_put_txwi(&dev->mt76, txwi);
 	}
 	spin_unlock_bh(&dev->token_lock);