Re: [Qemu-devel] [PATCH 04/22] core/empty_slot: Convert sysbus init function to realize function

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

On 19/11/18 13:08, Mao Zhongyi wrote:
> Use DeviceClass rather than SysBusDeviceClass in
> empty_slot_class_init().
> 
> Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com>
> Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>

> ---
>   hw/core/empty_slot.c | 9 ++++-----
>   1 file changed, 4 insertions(+), 5 deletions(-)
> 
> diff --git a/hw/core/empty_slot.c b/hw/core/empty_slot.c
> index c1b9c2b104..239f78e2a7 100644
> --- a/hw/core/empty_slot.c
> +++ b/hw/core/empty_slot.c
> @@ -71,21 +71,20 @@ void empty_slot_init(hwaddr addr, uint64_t slot_size)
>       }
>   }
>   
> -static int empty_slot_init1(SysBusDevice *dev)
> +static void empty_slot_realize(DeviceState *dev, Error **errp)
>   {
>       EmptySlot *s = EMPTY_SLOT(dev);
>   
>       memory_region_init_io(&s->iomem, OBJECT(s), &empty_slot_ops, s,
>                             "empty-slot", s->size);
> -    sysbus_init_mmio(dev, &s->iomem);
> -    return 0;
> +    sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem);
>   }
>   
>   static void empty_slot_class_init(ObjectClass *klass, void *data)
>   {
> -    SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
> +    DeviceClass *dc = DEVICE_CLASS(klass);
>   
> -    k->init = empty_slot_init1;
> +    dc->realize = empty_slot_realize;
>   }
>   
>   static const TypeInfo empty_slot_info = {
>