diff options
Diffstat (limited to 'hw/pci.c')
| -rw-r--r-- | hw/pci.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/hw/pci.c b/hw/pci.c index 7c9db0e8d4..bc7c779e59 100644 --- a/hw/pci.c +++ b/hw/pci.c @@ -435,11 +435,12 @@ void pci_set_irq(PCIDevice *pci_dev, int irq_num, int level) return; pci_dev->irq_state[irq_num] = level; - bus = pci_dev->bus; - while (!bus->set_irq) { + for (;;) { + bus = pci_dev->bus; irq_num = bus->map_irq(pci_dev, irq_num); + if (bus->set_irq) + break; pci_dev = bus->parent_dev; - bus = pci_dev->bus; } bus->irq_count[irq_num] += change; bus->set_irq(bus->irq_opaque, irq_num, bus->irq_count[irq_num] != 0); |