diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 65c53719b76ce89c0b204d403b21b136ed45d5b0..102a510a153ad89d8f8050138f33157ef90debce 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -6403,8 +6403,12 @@ static void l2cap_data_channel(struct l2cap_conn *conn, u16 cid,
 static void l2cap_conless_channel(struct l2cap_conn *conn, __le16 psm,
 				  struct sk_buff *skb)
 {
+	struct hci_conn *hcon = conn->hcon;
 	struct l2cap_chan *chan;
 
+	if (hcon->type != ACL_LINK)
+		goto drop;
+
 	chan = l2cap_global_chan_by_psm(0, psm, conn->src, conn->dst);
 	if (!chan)
 		goto drop;