Bluetooth: Drop packets on ATT fixed channel on BR/EDR
The ATT fixed channel is only valid when using LE connections. On BR/EDR it is required to go through L2CAP connection oriented channel for ATT. Drop ATT packets when they are received on a BR/EDR connection. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
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@ -6431,8 +6431,12 @@ drop:
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static void l2cap_att_channel(struct l2cap_conn *conn,
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static void l2cap_att_channel(struct l2cap_conn *conn,
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struct sk_buff *skb)
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struct sk_buff *skb)
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{
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{
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struct hci_conn *hcon = conn->hcon;
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struct l2cap_chan *chan;
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struct l2cap_chan *chan;
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if (hcon->type != LE_LINK)
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goto drop;
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chan = l2cap_global_chan_by_scid(BT_CONNECTED, L2CAP_CID_ATT,
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chan = l2cap_global_chan_by_scid(BT_CONNECTED, L2CAP_CID_ATT,
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conn->src, conn->dst);
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conn->src, conn->dst);
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if (!chan)
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if (!chan)
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