Re: [PATCH 16/26] hw/usb/bus: Simplify usb_get_dev_path()

[Alistair Francis <alistair23@xxxxxxxxx>]

On Sat, Jul 4, 2020 at 8:00 AM Philippe Mathieu-Daudé <f4bug@xxxxxxxxx> wrote:
>
> Simplify usb_get_dev_path() a bit.
>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@xxxxxxxxx>

Reviewed-by: Alistair Francis <alistair.francis@xxxxxxx>

Alistair

> ---
>  hw/usb/bus.c | 19 +++++++++----------
>  1 file changed, 9 insertions(+), 10 deletions(-)
>
> diff --git a/hw/usb/bus.c b/hw/usb/bus.c
> index 111c3af7c1..f8901e822c 100644
> --- a/hw/usb/bus.c
> +++ b/hw/usb/bus.c
> @@ -580,19 +580,18 @@ static void usb_bus_dev_print(Monitor *mon, DeviceState 
> *qdev, int indent)
>  static char *usb_get_dev_path(DeviceState *qdev)
>  {
>      USBDevice *dev = USB_DEVICE(qdev);
> -    DeviceState *hcd = qdev->parent_bus->parent;
> -    char *id = NULL;
>
>      if (dev->flags & (1 << USB_DEV_FLAG_FULL_PATH)) {
> -        id = qdev_get_dev_path(hcd);
> -    }
> -    if (id) {
> -        char *ret = g_strdup_printf("%s/%s", id, dev->port->path);
> -        g_free(id);
> -        return ret;
> -    } else {
> -        return g_strdup(dev->port->path);
> +        DeviceState *hcd = qdev->parent_bus->parent;
> +        char *id = qdev_get_dev_path(hcd);
> +
> +        if (id) {
> +            char *ret = g_strdup_printf("%s/%s", id, dev->port->path);
> +            g_free(id);
> +            return ret;
> +        }
>      }
> +    return g_strdup(dev->port->path);
>  }
>
>  static char *usb_get_fw_dev_path(DeviceState *qdev)
> --
> 2.21.3
>
>