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Bluetooth: Fix calculation of SCO handle for packet processing

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When processing SCO packets, the handle is wrongly assumed as 16-bit
value. The actual size is 12-bits and the other 4-bits are used for
packet flags.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2020-03-05 16:28:39 +01:00 committed by Johan Hedberg
parent 77131dfec6
commit debdedf2eb
1 changed files with 5 additions and 2 deletions
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7
net/bluetooth/hci_core.c
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@ -4387,13 +4387,16 @@ static void hci_scodata_packet(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_sco_hdr *hdr = (void *) skb->data;
struct hci_conn *conn;
__u16 handle;
__u16 handle, flags;
skb_pull(skb, HCI_SCO_HDR_SIZE);
handle = __le16_to_cpu(hdr->handle);
flags = hci_flags(handle);
handle = hci_handle(handle);
BT_DBG("%s len %d handle 0x%4.4x", hdev->name, skb->len, handle);
BT_DBG("%s len %d handle 0x%4.4x flags 0x%4.4x", hdev->name, skb->len,
handle, flags);
hdev->stat.sco_rx++;