diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 6dcf4523df3c..dc331ceca471 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -502,6 +502,9 @@ static struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
 {
 	struct hci_conn *le;
 
+	if (test_bit(HCI_LE_PERIPHERAL, &hdev->flags))
+		return ERR_PTR(-ENOTSUPP);
+
 	le = hci_conn_hash_lookup_ba(hdev, LE_LINK, dst);
 	if (!le) {
 		le = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT);
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 5a3400d8a6e5..515d0c394f35 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1577,6 +1577,9 @@ int hci_le_scan(struct hci_dev *hdev, u8 type, u16 interval, u16 window,
 
 	BT_DBG("%s", hdev->name);
 
+	if (test_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags))
+		return -ENOTSUPP;
+
 	if (work_busy(&hdev->le_scan))
 		return -EINPROGRESS;