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Bluetooth: Wait for HCI_OP_WRITE_AUTH_PAYLOAD_TO to complete 

This make sure HCI_OP_WRITE_AUTH_PAYLOAD_TO completes before notifying
the encryption change just as is done with HCI_OP_READ_ENC_KEY_SIZE.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Luiz Augusto von Dentz 2022-12-07 11:56:57 -08:00
parent 241f51931c
commit 7aca0ac479
1 changed files with 16 additions and 6 deletions
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22
net/bluetooth/hci_event.c
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@ -801,9 +801,6 @@ static u8 hci_cc_write_auth_payload_timeout(struct hci_dev *hdev, void *data,
bt_dev_dbg(hdev, "status 0x%2.2x", rp->status);
if (rp->status)
return rp->status;
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_AUTH_PAYLOAD_TO);
if (!sent)
return rp->status;
@ -811,9 +808,17 @@ static u8 hci_cc_write_auth_payload_timeout(struct hci_dev *hdev, void *data,
hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle));
if (conn)
if (!conn) {
rp->status = 0xff;
goto unlock;
}
if (!rp->status)
conn->auth_payload_timeout = get_unaligned_le16(sent + 2);
hci_encrypt_cfm(conn, 0);
unlock:
hci_dev_unlock(hdev);
return rp->status;
@ -3680,8 +3685,13 @@ static void hci_encrypt_change_evt(struct hci_dev *hdev, void *data,
cp.handle = cpu_to_le16(conn->handle);
cp.timeout = cpu_to_le16(hdev->auth_payload_timeout);
hci_send_cmd(conn->hdev, HCI_OP_WRITE_AUTH_PAYLOAD_TO,
sizeof(cp), &cp);
if (hci_send_cmd(conn->hdev, HCI_OP_WRITE_AUTH_PAYLOAD_TO,
sizeof(cp), &cp)) {
bt_dev_err(hdev, "write auth payload timeout failed");
goto notify;
}
goto unlock;
}
notify: