diff options
Diffstat (limited to 'hw/pci/pci.c')
| -rw-r--r-- | hw/pci/pci.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/hw/pci/pci.c b/hw/pci/pci.c index bd8043c460..259483b1c0 100644 --- a/hw/pci/pci.c +++ b/hw/pci/pci.c @@ -869,8 +869,10 @@ static void do_pci_unregister_device(PCIDevice *pci_dev) pci_dev->bus->devices[pci_dev->devfn] = NULL; pci_config_free(pci_dev); - memory_region_del_subregion(&pci_dev->bus_master_container_region, - &pci_dev->bus_master_enable_region); + if (memory_region_is_mapped(&pci_dev->bus_master_enable_region)) { + memory_region_del_subregion(&pci_dev->bus_master_container_region, + &pci_dev->bus_master_enable_region); + } address_space_destroy(&pci_dev->bus_master_as); } |