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-rw-r--r--drivers/bluetooth/btusb.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 3c85f9b078b5..9ca95208fc24 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -680,8 +680,19 @@ static void btusb_notify(struct hci_dev *hdev, unsigned int evt)
680 680
681 BT_DBG("%s evt %d", hdev->name, evt); 681 BT_DBG("%s evt %d", hdev->name, evt);
682 682
683 if (evt == HCI_NOTIFY_CONN_ADD || evt == HCI_NOTIFY_CONN_DEL) 683 if (hdev->conn_hash.acl_num > 0) {
684 schedule_work(&data->work); 684 if (!test_and_set_bit(BTUSB_BULK_RUNNING, &data->flags)) {
685 if (btusb_submit_bulk_urb(hdev, GFP_ATOMIC) < 0)
686 clear_bit(BTUSB_BULK_RUNNING, &data->flags);
687 else
688 btusb_submit_bulk_urb(hdev, GFP_ATOMIC);
689 }
690 } else {
691 clear_bit(BTUSB_BULK_RUNNING, &data->flags);
692 usb_unlink_anchored_urbs(&data->bulk_anchor);
693 }
694
695 schedule_work(&data->work);
685} 696}
686 697
687static int inline __set_isoc_interface(struct hci_dev *hdev, int altsetting) 698static int inline __set_isoc_interface(struct hci_dev *hdev, int altsetting)
@@ -732,18 +743,6 @@ static void btusb_work(struct work_struct *work)
732 struct btusb_data *data = container_of(work, struct btusb_data, work); 743 struct btusb_data *data = container_of(work, struct btusb_data, work);
733 struct hci_dev *hdev = data->hdev; 744 struct hci_dev *hdev = data->hdev;
734 745
735 if (hdev->conn_hash.acl_num > 0) {
736 if (!test_and_set_bit(BTUSB_BULK_RUNNING, &data->flags)) {
737 if (btusb_submit_bulk_urb(hdev, GFP_KERNEL) < 0)
738 clear_bit(BTUSB_BULK_RUNNING, &data->flags);
739 else
740 btusb_submit_bulk_urb(hdev, GFP_KERNEL);
741 }
742 } else {
743 clear_bit(BTUSB_BULK_RUNNING, &data->flags);
744 usb_kill_anchored_urbs(&data->bulk_anchor);
745 }
746
747 if (hdev->conn_hash.sco_num > 0) { 746 if (hdev->conn_hash.sco_num > 0) {
748 if (data->isoc_altsetting != 2) { 747 if (data->isoc_altsetting != 2) {
749 clear_bit(BTUSB_ISOC_RUNNING, &data->flags); 748 clear_bit(BTUSB_ISOC_RUNNING, &data->flags);