void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
                           u8 addr_type, u32 flags, u8 *name, u8 name_len,
                           u8 *dev_class);
-int mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr,
-                            u8 link_type, u8 addr_type, u8 reason);
+void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr,
+                             u8 link_type, u8 addr_type, u8 reason);
 void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr,
                            u8 link_type, u8 addr_type, u8 status);
 void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
 
        mgmt_pending_remove(cmd);
 }
 
-int mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr,
-                            u8 link_type, u8 addr_type, u8 reason)
+void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr,
+                             u8 link_type, u8 addr_type, u8 reason)
 {
        struct mgmt_ev_device_disconnected ev;
        struct sock *sk = NULL;
-       int err;
 
        mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk);
 
        ev.addr.type = link_to_bdaddr(link_type, addr_type);
        ev.reason = reason;
 
-       err = mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev),
-                        sk);
+       mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk);
 
        if (sk)
                sock_put(sk);
 
        mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp,
                             hdev);
-
-       return err;
 }
 
 void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr,