diff options
Diffstat (limited to 'drivers/bluetooth/hci_bcsp.c')
| -rw-r--r-- | drivers/bluetooth/hci_bcsp.c | 36 |
1 files changed, 21 insertions, 15 deletions
diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c index 57e502e0608..21cc45b34f1 100644 --- a/drivers/bluetooth/hci_bcsp.c +++ b/drivers/bluetooth/hci_bcsp.c @@ -291,7 +291,8 @@ static struct sk_buff *bcsp_dequeue(struct hci_uart *hu) /* First of all, check for unreliable messages in the queue, since they have priority */ - if ((skb = skb_dequeue(&bcsp->unrel)) != NULL) { + skb = skb_dequeue(&bcsp->unrel); + if (skb != NULL) { struct sk_buff *nskb = bcsp_prepare_pkt(bcsp, skb->data, skb->len, bt_cb(skb)->pkt_type); if (nskb) { kfree_skb(skb); @@ -308,16 +309,20 @@ static struct sk_buff *bcsp_dequeue(struct hci_uart *hu) spin_lock_irqsave_nested(&bcsp->unack.lock, flags, SINGLE_DEPTH_NESTING); - if (bcsp->unack.qlen < BCSP_TXWINSIZE && (skb = skb_dequeue(&bcsp->rel)) != NULL) { - struct sk_buff *nskb = bcsp_prepare_pkt(bcsp, skb->data, skb->len, bt_cb(skb)->pkt_type); - if (nskb) { - __skb_queue_tail(&bcsp->unack, skb); - mod_timer(&bcsp->tbcsp, jiffies + HZ / 4); - spin_unlock_irqrestore(&bcsp->unack.lock, flags); - return nskb; - } else { - skb_queue_head(&bcsp->rel, skb); - BT_ERR("Could not dequeue pkt because alloc_skb failed"); + if (bcsp->unack.qlen < BCSP_TXWINSIZE) { + skb = skb_dequeue(&bcsp->rel); + if (skb != NULL) { + struct sk_buff *nskb = bcsp_prepare_pkt(bcsp, skb->data, skb->len, + bt_cb(skb)->pkt_type); + if (nskb) { + __skb_queue_tail(&bcsp->unack, skb); + mod_timer(&bcsp->tbcsp, jiffies + HZ / 4); + spin_unlock_irqrestore(&bcsp->unack.lock, flags); + return nskb; + } else { + skb_queue_head(&bcsp->rel, skb); + BT_ERR("Could not dequeue pkt because alloc_skb failed"); + } } } @@ -522,7 +527,7 @@ static void bcsp_complete_rx_pkt(struct hci_uart *hu) memcpy(skb_push(bcsp->rx_skb, HCI_EVENT_HDR_SIZE), &hdr, HCI_EVENT_HDR_SIZE); bt_cb(bcsp->rx_skb)->pkt_type = HCI_EVENT_PKT; - hci_recv_frame(bcsp->rx_skb); + hci_recv_frame(hu->hdev, bcsp->rx_skb); } else { BT_ERR ("Packet for unknown channel (%u %s)", bcsp->rx_skb->data[1] & 0x0f, @@ -536,7 +541,7 @@ static void bcsp_complete_rx_pkt(struct hci_uart *hu) /* Pull out BCSP hdr */ skb_pull(bcsp->rx_skb, 4); - hci_recv_frame(bcsp->rx_skb); + hci_recv_frame(hu->hdev, bcsp->rx_skb); } bcsp->rx_state = BCSP_W4_PKT_DELIMITER; @@ -655,7 +660,6 @@ static int bcsp_recv(struct hci_uart *hu, void *data, int count) bcsp->rx_count = 0; return 0; } - bcsp->rx_skb->dev = (void *) hu->hdev; break; } break; @@ -716,6 +720,9 @@ static int bcsp_open(struct hci_uart *hu) static int bcsp_close(struct hci_uart *hu) { struct bcsp_struct *bcsp = hu->priv; + + del_timer_sync(&bcsp->tbcsp); + hu->priv = NULL; BT_DBG("hu %p", hu); @@ -723,7 +730,6 @@ static int bcsp_close(struct hci_uart *hu) skb_queue_purge(&bcsp->unack); skb_queue_purge(&bcsp->rel); skb_queue_purge(&bcsp->unrel); - del_timer(&bcsp->tbcsp); kfree(bcsp); return 0; |
