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-rw-r--r--hw/pci/pci-hotplug-old.c4
-rw-r--r--hw/pci/pci.c7
2 files changed, 6 insertions, 5 deletions
diff --git a/hw/pci/pci-hotplug-old.c b/hw/pci/pci-hotplug-old.c
index e2518108f4..e92d6467be 100644
--- a/hw/pci/pci-hotplug-old.c
+++ b/hw/pci/pci-hotplug-old.c
@@ -65,7 +65,7 @@ static PCIDevice *qemu_pci_hot_add_nic(Monitor *mon,
     PCIBus *bus;
     int ret, devfn;
 
-    bus = pci_get_bus_devfn(&devfn, devaddr);
+    bus = pci_get_bus_devfn(&devfn, pci_find_primary_bus(), devaddr);
     if (!bus) {
         monitor_printf(mon, "Invalid PCI device address %s\n", devaddr);
         return NULL;
@@ -205,7 +205,7 @@ static PCIDevice *qemu_pci_hot_add_storage(Monitor *mon,
         dinfo = NULL;
     }
 
-    bus = pci_get_bus_devfn(&devfn, devaddr);
+    bus = pci_get_bus_devfn(&devfn, pci_find_primary_bus(), devaddr);
     if (!bus) {
         monitor_printf(mon, "Invalid PCI device address %s\n", devaddr);
         return NULL;
diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index 350b872294..c4f63ad9f3 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -589,12 +589,13 @@ int pci_parse_devaddr(const char *addr, int *domp, int *busp,
     return 0;
 }
 
-PCIBus *pci_get_bus_devfn(int *devfnp, const char *devaddr)
+PCIBus *pci_get_bus_devfn(int *devfnp, PCIBus *root, const char *devaddr)
 {
-    PCIBus *root = pci_find_primary_bus();
     int dom, bus;
     unsigned slot;
 
+    assert(!root->parent_dev);
+
     if (!root) {
         fprintf(stderr, "No primary PCI bus\n");
         return NULL;
@@ -1588,7 +1589,7 @@ PCIDevice *pci_nic_init(NICInfo *nd, const char *default_model,
     if (i < 0)
         return NULL;
 
-    bus = pci_get_bus_devfn(&devfn, devaddr);
+    bus = pci_get_bus_devfn(&devfn, pci_find_primary_bus(), devaddr);
     if (!bus) {
         error_report("Invalid PCI device address %s for device %s",
                      devaddr, pci_nic_names[i]);