hci_unregister_proto  557 include/net/bluetooth/hci_core.h int hci_unregister_proto(struct hci_proto *hproto);
hci_unregister_proto 2523 net/bluetooth/l2cap.c 	if (hci_unregister_proto(&l2cap_hci_proto) < 0)
hci_unregister_proto  993 net/bluetooth/sco.c 	if (hci_unregister_proto(&sco_hci_proto) < 0)