diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 631327dc7fe..19e44533fb0 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -2193,10 +2193,17 @@ static inline void hci_sched_acl(struct hci_dev *hdev) while (hdev->acl_cnt && (chan = hci_chan_sent(hdev, ACL_LINK, "e))) { - while (quote-- && (skb = skb_dequeue(&chan->data_q))) { + 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, skb->len, skb->priority); + /* Stop if priority has changed */ + if (skb->priority < priority) + break; + + skb = skb_dequeue(&chan->data_q); + hci_conn_enter_active_mode(chan->conn, bt_cb(skb)->force_active); @@ -2278,10 +2285,17 @@ static inline void hci_sched_le(struct hci_dev *hdev) cnt = hdev->le_pkts ? hdev->le_cnt : hdev->acl_cnt; while (cnt && (chan = hci_chan_sent(hdev, LE_LINK, "e))) { - while (quote-- && (skb = skb_dequeue(&chan->data_q))) { + 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, skb->len, skb->priority); + /* Stop if priority has changed */ + if (skb->priority < priority) + break; + + skb = skb_dequeue(&chan->data_q); + hci_send_frame(skb); hdev->le_last_tx = jiffies;