hw/i386/pc_q35: Resolve redundant q35_host variable

The variable is redundant to "phb" and is never used by its real type.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230630073720.21297-2-shentey@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

hw/i386/pc_q35.c

@@ -120,8 +120,7 @@ static void pc_q35_init(MachineState *machine)
     PCMachineState *pcms = PC_MACHINE(machine);
     PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
     X86MachineState *x86ms = X86_MACHINE(machine);
-    Q35PCIHost *q35_host;
-    PCIHostState *phb;
+    Object *phb;
     PCIBus *host_bus;
     PCIDevice *lpc;
     DeviceState *lpc_dev;
@@ -207,34 +206,34 @@ static void pc_q35_init(MachineState *machine)
     }
 
     /* create pci host bus */
-    q35_host = Q35_HOST_DEVICE(qdev_new(TYPE_Q35_HOST_DEVICE));
+    phb = OBJECT(qdev_new(TYPE_Q35_HOST_DEVICE));
 
     if (pcmc->pci_enabled) {
-        pci_hole64_size = object_property_get_uint(OBJECT(q35_host),
+        pci_hole64_size = object_property_get_uint(phb,
                                                    PCI_HOST_PROP_PCI_HOLE64_SIZE,
                                                    &error_abort);
     }
 
     /* allocate ram and load rom/bios */
     pc_memory_init(pcms, system_memory, rom_memory, pci_hole64_size);
 
-    object_property_add_child(OBJECT(machine), "q35", OBJECT(q35_host));
-    object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_RAM_MEM,
+    object_property_add_child(OBJECT(machine), "q35", phb);
+    object_property_set_link(phb, MCH_HOST_PROP_RAM_MEM,
                              OBJECT(machine->ram), NULL);
-    object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_PCI_MEM,
+    object_property_set_link(phb, MCH_HOST_PROP_PCI_MEM,
                              OBJECT(pci_memory), NULL);
-    object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_SYSTEM_MEM,
+    object_property_set_link(phb, MCH_HOST_PROP_SYSTEM_MEM,
                              OBJECT(system_memory), NULL);
-    object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_IO_MEM,
+    object_property_set_link(phb, MCH_HOST_PROP_IO_MEM,
                              OBJECT(system_io), NULL);
-    object_property_set_int(OBJECT(q35_host), PCI_HOST_BELOW_4G_MEM_SIZE,
+    object_property_set_int(phb, PCI_HOST_BELOW_4G_MEM_SIZE,
                             x86ms->below_4g_mem_size, NULL);
-    object_property_set_int(OBJECT(q35_host), PCI_HOST_ABOVE_4G_MEM_SIZE,
+    object_property_set_int(phb, PCI_HOST_ABOVE_4G_MEM_SIZE,
                             x86ms->above_4g_mem_size, NULL);
+
     /* pci */
-    sysbus_realize_and_unref(SYS_BUS_DEVICE(q35_host), &error_fatal);
-    phb = PCI_HOST_BRIDGE(q35_host);
-    host_bus = phb->bus;
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(phb), &error_fatal);
+    host_bus = PCI_BUS(qdev_get_child_bus(DEVICE(phb), "pcie.0"));
     /* create ISA bus */
     lpc = pci_new_multifunction(PCI_DEVFN(ICH9_LPC_DEV, ICH9_LPC_FUNC), true,
                                 TYPE_ICH9_LPC_DEVICE);