hci_add_ltk
struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr,
hci_add_ltk(hdev, &key->addr.bdaddr,
hci_add_ltk(hcon->hdev, &hcon->dst, hcon->dst_type,
smp->ltk = hci_add_ltk(hcon->hdev, &hcon->dst, hcon->dst_type,
ltk = hci_add_ltk(hdev, &hcon->dst, hcon->dst_type,
ltk = hci_add_ltk(hdev, &hcon->dst, hcon->dst_type, SMP_LTK,