Bluetooth: hci_core: Fix sending MGMT_EV_CONNECT_FAILED

If HCI_CONN_MGMT_CONNECTED has been set then the event shall be
HCI_CONN_MGMT_DISCONNECTED.

Fixes: b644ba3 ("Bluetooth: Update device_connected and device_found events to latest API")
Signed-off-by: Luiz Augusto von Dentz <[email protected]>

Author: Vudentz

include/net/bluetooth/hci_core.h

@@ -2257,8 +2257,8 @@ void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr,
 			      bool mgmt_connected);
 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,
-			 u8 addr_type, u8 status);
+void mgmt_connect_failed(struct hci_dev *hdev, struct hci_conn *conn,
+			 u8 status);
 void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure);
 void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
 				  u8 status);

net/bluetooth/hci_conn.c

@@ -106,8 +106,7 @@ void hci_connect_le_scan_cleanup(struct hci_conn *conn, u8 status)
 	 * where a timeout + cancel does indicate an actual failure.
 	 */
 	if (status && status != HCI_ERROR_UNKNOWN_CONN_ID)
-		mgmt_connect_failed(hdev, &conn->dst, conn->type,
-				    conn->dst_type, status);
+		mgmt_connect_failed(hdev, conn, status);
 
 	/* The connection attempt was doing scan for new RPA, and is
 	 * in scan phase. If params are not associated with any other
@@ -1249,8 +1248,7 @@ void hci_conn_failed(struct hci_conn *conn, u8 status)
 		hci_le_conn_failed(conn, status);
 		break;
 	case ACL_LINK:
-		mgmt_connect_failed(hdev, &conn->dst, conn->type,
-				    conn->dst_type, status);
+		mgmt_connect_failed(hdev, conn, status);
 		break;
 	}
 

net/bluetooth/mgmt.c

@@ -9779,13 +9779,18 @@ void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr,
 	mgmt_pending_remove(cmd);
 }
 
-void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
-			 u8 addr_type, u8 status)
+void mgmt_connect_failed(struct hci_dev *hdev, struct hci_conn *conn, u8 status)
 {
 	struct mgmt_ev_connect_failed ev;
 
-	bacpy(&ev.addr.bdaddr, bdaddr);
-	ev.addr.type = link_to_bdaddr(link_type, addr_type);
+	if (test_and_clear_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) {
+		mgmt_device_disconnected(hdev, &conn->dst, conn->type,
+					 conn->dst_type, status, true);
+		return;
+	}
+
+	bacpy(&ev.addr.bdaddr, &conn->dst);
+	ev.addr.type = link_to_bdaddr(conn->type, conn->dst_type);
 	ev.status = mgmt_status(status);
 
 	mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL);