trivial patches 2023-06-10

[PULL 09/16] hw/i386/microvm: Simplify using object_dynamic_cast()

Michael Tokarev posted 16 patches 2 years, 8 months ago

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Maintainers: Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>, Sergio Lopez <slp@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, "Michael S. Tsirkin" <mst@redhat.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Richard Henderson <richard.henderson@linaro.org>, Eduardo Habkost <eduardo@habkost.net>, Gerd Hoffmann <kraxel@redhat.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Laurent Vivier <laurent@vivier.eu>, "Gonglei (Arei)" <arei.gonglei@huawei.com>, Zhenwei Pi <pizhenwei@bytedance.com>, Eric Blake <eblake@redhat.com>, Markus Armbruster <armbru@redhat.com>, Michael Roth <michael.roth@amd.com>, Konstantin Kostiuk <kkostiuk@redhat.com>, Michael Tokarev <mjt@tls.msk.ru>

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[PULL 09/16] hw/i386/microvm: Simplify using object_dynamic_cast()

Posted by Michael Tokarev 2 years, 8 months ago

From: Philippe Mathieu-Daudé <philmd@linaro.org>

Use object_dynamic_cast() to determine if 'dev' is a TYPE_VIRTIO_MMIO.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Sergio Lopez <slp@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 hw/i386/microvm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c
index 3d606a20b4..7227a2156c 100644
--- a/hw/i386/microvm.c
+++ b/hw/i386/microvm.c
@@ -389,9 +389,8 @@ static void microvm_fix_kernel_cmdline(MachineState *machine)
     bus = sysbus_get_default();
     QTAILQ_FOREACH(kid, &bus->children, sibling) {
         DeviceState *dev = kid->child;
-        ObjectClass *class = object_get_class(OBJECT(dev));
 
-        if (class == object_class_by_name(TYPE_VIRTIO_MMIO)) {
+        if (object_dynamic_cast(OBJECT(dev), TYPE_VIRTIO_MMIO)) {
             VirtIOMMIOProxy *mmio = VIRTIO_MMIO(OBJECT(dev));
             VirtioBusState *mmio_virtio_bus = &mmio->bus;
             BusState *mmio_bus = &mmio_virtio_bus->parent_obj;
-- 
2.39.2