[PATCH v2 10/10] Bluetooth: btusb: Detect if an ACL packet is in fact an ISO packet

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From: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>

Fix up the packet type if ISO packets are sent over the bulk endpoint.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>
---
 drivers/bluetooth/btusb.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index ded0ba83bcce..4b5172c785ce 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -663,11 +663,21 @@ static int btusb_recv_bulk(struct btusb_data *data, void *buffer, int count)
 		hci_skb_expect(skb) -= len;
 
 		if (skb->len == HCI_ACL_HDR_SIZE) {
+			__u16 handle = __le16_to_cpu(hci_acl_hdr(skb)->handle);
 			__le16 dlen = hci_acl_hdr(skb)->dlen;
+			__u8 type;
 
 			/* Complete ACL header */
 			hci_skb_expect(skb) = __le16_to_cpu(dlen);
 
+			/* Detect if ISO packet has been sent over bulk */
+			if (hci_conn_num(data->hdev, ISO_LINK)) {
+				type = hci_conn_lookup_type(data->hdev,
+							    hci_handle(handle));
+				if (type == ISO_LINK)
+					hci_skb_pkt_type(skb) = HCI_ISODATA_PKT;
+			}
+
 			if (skb_tailroom(skb) < hci_skb_expect(skb)) {
 				kfree_skb(skb);
 				skb = NULL;
-- 
2.21.0




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