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hw/isa/piix4.c: Introduce variable to store devfn 

To avoid any problem with reassigning pci variable store devfn in a
variable instead of acessing it from the PCIDevice.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 1020e0bfcfc6e364f967ccb2a9a3778ac174ccbe.1584457537.git.balaton@eik.bme.hu
Signed-off-by: John Snow <jsnow@redhat.com>
This commit is contained in:
BALATON Zoltan 2020-03-17 16:05:37 +01:00 committed by John Snow
parent df45d38f73
commit 902283c1df
1 changed files with 7 additions and 5 deletions
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12
hw/isa/piix4.c
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@ -247,9 +247,10 @@ DeviceState *piix4_create(PCIBus *pci_bus, ISABus **isa_bus,
DriveInfo **hd; DriveInfo **hd;
PCIDevice *pci; PCIDevice *pci;
DeviceState *dev; DeviceState *dev;
int devfn = PCI_DEVFN(10, 0);
pci = pci_create_simple_multifunction(pci_bus, PCI_DEVFN(10, 0), pci = pci_create_simple_multifunction(pci_bus, devfn, true,
true, TYPE_PIIX4_PCI_DEVICE); TYPE_PIIX4_PCI_DEVICE);
dev = DEVICE(pci); dev = DEVICE(pci);
if (isa_bus) { if (isa_bus) {
*isa_bus = ISA_BUS(qdev_get_child_bus(dev, "isa.0")); *isa_bus = ISA_BUS(qdev_get_child_bus(dev, "isa.0"));
@ -257,11 +258,12 @@ DeviceState *piix4_create(PCIBus *pci_bus, ISABus **isa_bus,
hd = g_new(DriveInfo *, ide_drives); hd = g_new(DriveInfo *, ide_drives);
ide_drive_get(hd, ide_drives); ide_drive_get(hd, ide_drives);
pci_piix4_ide_init(pci_bus, hd, pci->devfn + 1); pci_piix4_ide_init(pci_bus, hd, devfn + 1);
g_free(hd); g_free(hd);
pci_create_simple(pci_bus, pci->devfn + 2, "piix4-usb-uhci");
pci_create_simple(pci_bus, devfn + 2, "piix4-usb-uhci");
if (smbus) { if (smbus) {
*smbus = piix4_pm_init(pci_bus, pci->devfn + 3, 0x1100, *smbus = piix4_pm_init(pci_bus, devfn + 3, 0x1100,
isa_get_irq(NULL, 9), NULL, 0, NULL); isa_get_irq(NULL, 9), NULL, 0, NULL);
} }