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Bluetooth: hci_core: Fix LE quote calculation (sync patch https://git… #3

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Bluetooth: hci_core: Fix LE quote calculation (sync patch https://git… #3

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22 changes: 9 additions & 13 deletions net/bluetooth/hci_core.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3781,19 +3781,19 @@ static void hci_sched_le(struct hci_dev *hdev)
{
struct hci_chan *chan;
struct sk_buff *skb;
int quote, cnt, tmp;
int quote, *cnt, tmp;

BT_DBG("%s", hdev->name);

if (!hci_conn_num(hdev, LE_LINK))
return;

cnt = hdev->le_pkts ? hdev->le_cnt : hdev->acl_cnt;
cnt = hdev->le_pkts ? &hdev->le_cnt : &hdev->acl_cnt;

__check_timeout(hdev, cnt, LE_LINK);
__check_timeout(hdev, *cnt, LE_LINK);

tmp = cnt;
while (cnt && (chan = hci_chan_sent(hdev, LE_LINK, &quote))) {
tmp = *cnt;
while (*cnt && (chan = hci_chan_sent(hdev, LE_LINK, &quote))) {
u32 priority = (skb_peek(&chan->data_q))->priority;
while (quote-- && (skb = skb_peek(&chan->data_q))) {
BT_DBG("chan %p skb %p len %d priority %u", chan, skb,
Expand All @@ -3808,22 +3808,18 @@ static void hci_sched_le(struct hci_dev *hdev)
hci_send_frame(hdev, skb);
hdev->le_last_tx = jiffies;

cnt--;
(*cnt)--;
chan->sent++;
chan->conn->sent++;

/* Send pending SCO packets right away */
hci_sched_sco(hdev);
hci_sched_esco(hdev);
}

}

if (hdev->le_pkts)
hdev->le_cnt = cnt;
else
hdev->acl_cnt = cnt;

if (cnt != tmp)
if (*cnt != tmp)
hci_prio_recalculate(hdev, LE_LINK);
}

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