On Thu,  5 Aug 2021 15:34:31 -0400
Eduardo Habkost <ehabk...@redhat.com> wrote:

> OBJECT_CHECK(PciHostState, ..., TYPE_PCI_HOST_BRIDGE) is exactly
> what the PCI_HOST_BRIDGE macro does.  We can just use the macro
> instead of using OBJECT_CHECK manually.
> 
> Signed-off-by: Eduardo Habkost <ehabk...@redhat.com>

Reviewed-by: Igor Mammedov <imamm...@redhat.com>

> ---
> Cc: "Michael S. Tsirkin" <m...@redhat.com>
> Cc: Igor Mammedov <imamm...@redhat.com>
> Cc: Paolo Bonzini <pbonz...@redhat.com>
> Cc: Richard Henderson <richard.hender...@linaro.org>
> Cc: Eduardo Habkost <ehabk...@redhat.com>
> Cc: Marcel Apfelbaum <marcel.apfelb...@gmail.com>
> Cc: qemu-devel@nongnu.org
> ---
>  hw/i386/acpi-build.c | 8 ++------
>  hw/pci-host/i440fx.c | 4 +---
>  2 files changed, 3 insertions(+), 9 deletions(-)
> 
> diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
> index a33ac8b91e1..3c6bbb1beb3 100644
> --- a/hw/i386/acpi-build.c
> +++ b/hw/i386/acpi-build.c
> @@ -303,13 +303,9 @@ Object *acpi_get_i386_pci_host(void)
>  {
>      PCIHostState *host;
>  
> -    host = OBJECT_CHECK(PCIHostState,
> -                        object_resolve_path("/machine/i440fx", NULL),
> -                        TYPE_PCI_HOST_BRIDGE);
> +    host = PCI_HOST_BRIDGE(object_resolve_path("/machine/i440fx", NULL));
>      if (!host) {
> -        host = OBJECT_CHECK(PCIHostState,
> -                            object_resolve_path("/machine/q35", NULL),
> -                            TYPE_PCI_HOST_BRIDGE);
> +        host = PCI_HOST_BRIDGE(object_resolve_path("/machine/q35", NULL));
>      }
>      return OBJECT(host);
> diff --git a/hw/pci-host/i440fx.c b/hw/pci-host/i440fx.c
> index 28c9bae8994..cd87e21a9b2 100644
> --- a/hw/pci-host/i440fx.c
> +++ b/hw/pci-host/i440fx.c
> @@ -316,9 +316,7 @@ PCIBus *i440fx_init(const char *host_type, const char 
> *pci_type,
>  
>  PCIBus *find_i440fx(void)
>  {
> -    PCIHostState *s = OBJECT_CHECK(PCIHostState,
> -                                   object_resolve_path("/machine/i440fx", 
> NULL),
> -                                   TYPE_PCI_HOST_BRIDGE);
> +    PCIHostState *s = PCI_HOST_BRIDGE(object_resolve_path("/machine/i440fx", 
> NULL));
>      return s ? s->bus : NULL;
>  }
>  


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