This fixes the following warning:
net/bluetooth/hci_sync.c:5143:5: warning: no previous prototype for
‘hci_le_ext_create_conn_sync’ [-Wmissing-prototypes]
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
        p->max_ce_len = cpu_to_le16(0x0000);
 }
 
-int hci_le_ext_create_conn_sync(struct hci_dev *hdev, struct hci_conn *conn,
-                               u8 own_addr_type)
+static int hci_le_ext_create_conn_sync(struct hci_dev *hdev,
+                                      struct hci_conn *conn, u8 own_addr_type)
 {
        struct hci_cp_le_ext_create_conn *cp;
        struct hci_cp_le_ext_conn_param *p;