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Diffstat (limited to 'hw/i386/amd_iommu.c')
-rw-r--r--hw/i386/amd_iommu.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/hw/i386/amd_iommu.c b/hw/i386/amd_iommu.c
index eeaf0e0aa8..63d46ff6ee 100644
--- a/hw/i386/amd_iommu.c
+++ b/hw/i386/amd_iommu.c
@@ -1144,18 +1144,9 @@ static void amdvi_realize(DeviceState *dev, Error **err)
     AMDVIState *s = AMD_IOMMU_DEVICE(dev);
     X86IOMMUState *x86_iommu = X86_IOMMU_DEVICE(dev);
     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;
-
-    if (!pcms) {
-        error_setg(err, "Machine-type '%s' not supported by amd-iommu",
-                   mc->name);
-        return;
-    }
+    PCMachineState *pcms = PC_MACHINE(ms);
+    PCIBus *bus = pcms->bus;
 
-    bus = pcms->bus;
     s->iotlb = g_hash_table_new_full(amdvi_uint64_hash,
                                      amdvi_uint64_equal, g_free, g_free);