* [PATCH] Bluetooth: L2CAP connectionless channels are only valid for BR/EDR
@ 2013-10-03 7:03 Marcel Holtmann
2013-10-03 7:14 ` Johan Hedberg
0 siblings, 1 reply; 2+ messages in thread
From: Marcel Holtmann @ 2013-10-03 7:03 UTC (permalink / raw)
To: linux-bluetooth
When receiving connectionless packets on a LE connection, just drop
the packet. There is no concept of connectionless channels for LE.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---
net/bluetooth/l2cap_core.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index eee18f3..583517e1 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -6403,8 +6403,12 @@ done:
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;
--
1.8.3.1
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