diff --git a/hw/isa/vt82c686.c b/hw/isa/vt82c686.c
index aa91942745..8582ac0322 100644
--- a/hw/isa/vt82c686.c
+++ b/hw/isa/vt82c686.c
@@ -658,7 +658,7 @@ void via_isa_set_irq(PCIDevice *d, int pin, int level)
     ViaISAState *s = VIA_ISA(pci_get_function_0(d));
     uint8_t irq = d->config[PCI_INTERRUPT_LINE], max_irq = 15;
     int f = PCI_FUNC(d->devfn);
-    uint16_t mask = BIT(f);
+    uint16_t mask;
 
     switch (f) {
     case 0: /* PIRQ/PINT inputs */
@@ -673,6 +673,7 @@ void via_isa_set_irq(PCIDevice *d, int pin, int level)
     }
 
     /* Keep track of the state of all sources */
+    mask = BIT(f);
     if (level) {
         s->irq_state[0] |= mask;
     } else {
diff --git a/hw/pci-host/ppc440_pcix.c b/hw/pci-host/ppc440_pcix.c
index 1926ae2a27..ef212d99aa 100644
--- a/hw/pci-host/ppc440_pcix.c
+++ b/hw/pci-host/ppc440_pcix.c
@@ -52,7 +52,7 @@ OBJECT_DECLARE_SIMPLE_TYPE(PPC440PCIXState, PPC440_PCIX_HOST)
 struct PPC440PCIXState {
     PCIHostState parent_obj;
 
-    PCIDevice *dev;
+    uint8_t config[PCI_CONFIG_SPACE_SIZE];
     struct PLBOutMap pom[PPC440_PCIX_NR_POMS];
     struct PLBInMap pim[PPC440_PCIX_NR_PIMS];
     uint32_t sts;
@@ -171,7 +171,7 @@ static void ppc440_pcix_reg_write4(void *opaque, hwaddr addr,
     trace_ppc440_pcix_reg_write(addr, val, size);
     switch (addr) {
     case PCI_VENDOR_ID ... PCI_MAX_LAT:
-        stl_le_p(s->dev->config + addr, val);
+        stl_le_p(s->config + addr, val);
         break;
 
     case PCIX0_POM0LAL:
@@ -302,7 +302,7 @@ static uint64_t ppc440_pcix_reg_read4(void *opaque, hwaddr addr,
 
     switch (addr) {
     case PCI_VENDOR_ID ... PCI_MAX_LAT:
-        val = ldl_le_p(s->dev->config + addr);
+        val = ldl_le_p(s->config + addr);
         break;
 
     case PCIX0_POM0LAL:
@@ -498,10 +498,7 @@ static void ppc440_pcix_realize(DeviceState *dev, Error **errp)
     memory_region_init(&s->iomem, OBJECT(dev), "pci-io", 64 * KiB);
     h->bus = pci_register_root_bus(dev, NULL, ppc440_pcix_set_irq,
                          ppc440_pcix_map_irq, &s->irq, &s->busmem, &s->iomem,
-                         PCI_DEVFN(0, 0), 1, TYPE_PCI_BUS);
-
-    s->dev = pci_create_simple(h->bus, PCI_DEVFN(0, 0),
-                               TYPE_PPC4xx_HOST_BRIDGE);
+                         PCI_DEVFN(1, 0), 1, TYPE_PCI_BUS);
 
     memory_region_init(&s->bm, OBJECT(s), "bm-ppc440-pcix", UINT64_MAX);
     memory_region_add_subregion(&s->bm, 0x0, &s->busmem);