{
int ret;
+ if (!test_bit(HCI_UP, &hdev->flags))
+ return -ENETDOWN;
+
/* Serialize all requests */
hci_req_lock(hdev);
ret = __hci_request(hdev, req, opt, timeout);
/* Mandatory initialization */
/* Reset */
- if (test_bit(HCI_QUIRK_RESET_ON_INIT, &hdev->quirks))
+ if (!test_bit(HCI_QUIRK_NO_RESET, &hdev->quirks))
hci_send_cmd(hdev, HCI_OP_RESET, 0, NULL);
/* Read Local Supported Features */
size = sizeof(*dl) + dev_num * sizeof(*dr);
- if (!(dl = kmalloc(size, GFP_KERNEL)))
+ if (!(dl = kzalloc(size, GFP_KERNEL)))
return -ENOMEM;
dr = dl->dev_req;