Bluetooth: Ignore A2MP data on non-BR/EDR links

The A2MP CID is only valid for BR/EDR transports. We should ignore A2MP
data on non-BR/EDR links and refuse to create an amp_mgr object.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index fe32a33..efcd108 100644 (file)
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -836,6 +836,9 @@ struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn,
 {
        struct amp_mgr *mgr;
 
+       if (conn->hcon->type != ACL_LINK)
+               return NULL;
+
        mgr = amp_mgr_create(conn, false);
        if (!mgr) {
                BT_ERR("Could not create AMP manager");