aboutsummaryrefslogtreecommitdiff
path: root/drivers/bluetooth/hci_bcsp.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/bluetooth/hci_bcsp.c')
-rw-r--r--drivers/bluetooth/hci_bcsp.c36
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;