1 files changed, 2 insertions, 11 deletions
diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
index 4e8642ea6a..2e841cde27 100644
--- a/hw/i386/intel_iommu.c
+++ b/hw/i386/intel_iommu.c
@@ -3052,20 +3052,11 @@ static bool vtd_decide_config(IntelIOMMUState *s, Error **errp)
 static void vtd_realize(DeviceState *dev, Error **errp)
 {
     MachineState *ms = MACHINE(qdev_get_machine());
-    MachineClass *mc = MACHINE_GET_CLASS(ms);
-    PCMachineState *pcms =
-        PC_MACHINE(object_dynamic_cast(OBJECT(ms), TYPE_PC_MACHINE));
-    PCIBus *bus;
+    PCMachineState *pcms = PC_MACHINE(ms);
+    PCIBus *bus = pcms->bus;
     IntelIOMMUState *s = INTEL_IOMMU_DEVICE(dev);
     X86IOMMUState *x86_iommu = X86_IOMMU_DEVICE(dev);
 
-    if (!pcms) {
-        error_setg(errp, "Machine-type '%s' not supported by intel-iommu",
-                   mc->name);
-        return;
-    }
-
-    bus = pcms->bus;
     x86_iommu->type = TYPE_INTEL;
 
     if (!vtd_decide_config(s, errp)) {