diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index c3f7828bf9d5..3fb93faf60f3 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -148,6 +148,7 @@ static void hci_conn_cleanup(struct hci_conn *conn)
 		hci_remove_link_key(hdev, &conn->dst);
 
 	hci_chan_list_flush(conn);
+	skb_queue_purge(&conn->tx_q.queue);
 
 	if (HCI_CONN_HANDLE_UNSET(conn->handle))
 		ida_free(&hdev->unset_handle_ida, conn->handle);