Re: [PATCH v6] Bluetooth: btwilink driver

[Dan Carpenter <error27@gmail.com>]

On Mon, Nov 22, 2010 at 06:08:45AM -0500, pavan_savoy@ti.com wrote:
> +static int bt_ti_probe(struct platform_device *pdev)
> +{
> +	static struct ti_st *hst;
> +	struct hci_dev *hdev;
> +	int err;
> +
> +	hst = kzalloc(sizeof(struct ti_st), GFP_KERNEL);
> +	if (!hst)
> +		return -ENOMEM;
> +
> +	/* Expose "hciX" device to user space */
> +	hdev = hci_alloc_dev();
> +	if (!hdev) {
> +		kfree(hst);
> +		return -ENOMEM;
> +	}
> +
> +	BT_DBG("hdev %p", hdev);
> +
> +	hst->hdev = hdev;
> +	hdev->bus = HCI_UART;
> +	hdev->driver_data = hst;
> +	hdev->open = ti_st_open;
> +	hdev->close = ti_st_close;
> +	hdev->flush = NULL;
> +	hdev->send = ti_st_send_frame;
> +	hdev->destruct = ti_st_destruct;
> +	hdev->owner = THIS_MODULE;
> +
> +	err = hci_register_dev(hdev);
> +	if (err < 0) {
> +		BT_ERR("Can't register HCI device error %d", err);
> +		hci_free_dev(hdev);

	Should there be a kfree(hst); here?  That's how it's done in
	bpa10x_probe() from drivers/bluetooth/bpa10x.c

> +		return err;
> +	}
> +
> +	BT_DBG(" HCI device registered (hdev %p)", hdev);
                ^
	Quite a few places have an extra space at the start.

> +
> +	dev_set_drvdata(&pdev->dev, hst);
> +	return err;
> +}

regards,
dan carpenter