Re: [Qemu-devel] [PATCH v2 3/3] wdt_ib700: Free timer

["Marc-André Lureau" <mlureau@redhat.com>]

Hi

----- Original Message -----
> From: Corey Minyard <cminyard@mvista.com>
> 
> Add an unrealize function to free the timer allocated in the
> realize function and to delete the port memory added there,
> too.
> 
> Signed-off-by: Corey Minyard <cminyard@mvista.com>
> Cc: Richard W.M. Jones <rjones@redhat.com>
> Cc: Marc-André Lureau <mlureau@redhat.com>
> Reviewed-by: Richard W.M. Jones <rjones@redhat.com>
> ---
>  hw/watchdog/wdt_ib700.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/hw/watchdog/wdt_ib700.c b/hw/watchdog/wdt_ib700.c
> index 532afe8..23d4857 100644
> --- a/hw/watchdog/wdt_ib700.c
> +++ b/hw/watchdog/wdt_ib700.c
> @@ -117,6 +117,15 @@ static void wdt_ib700_realize(DeviceState *dev, Error
> **errp)
>      portio_list_add(&s->port_list, isa_address_space_io(&s->parent_obj), 0);
>  }
>  
> +static void wdt_ib700_unrealize(DeviceState *dev, Error **errp)
> +{
> +    IB700State *s = IB700(dev);
> +
> +    timer_del(s->timer);
> +    timer_free(s->timer);
> +    portio_list_del(&s->port_list);

actually portio_list_destroy() seems to be more appropriate (cleaning up allocations)

btw, I do not how to test this yet either.

> +}
> +
>  static void wdt_ib700_reset(DeviceState *dev)
>  {
>      IB700State *s = IB700(dev);
> @@ -136,6 +145,7 @@ static void wdt_ib700_class_init(ObjectClass *klass, void
> *data)
>      DeviceClass *dc = DEVICE_CLASS(klass);
>  
>      dc->realize = wdt_ib700_realize;
> +    dc->unrealize = wdt_ib700_unrealize;
>      dc->reset = wdt_ib700_reset;
>      dc->vmsd = &vmstate_ib700;
>      set_bit(DEVICE_CATEGORY_MISC, dc->categories);
> --
> 2.7.4
> 
>