From: Mark Cave-Ayland <[email protected]> These assertions similar to those in the adjacent pci_bus_get_irq_level() function ensure that irqnum lies within the valid PCI bus IRQ range.
Signed-off-by: Mark Cave-Ayland <[email protected]> Message-Id: <[email protected]> Signed-off-by: Philippe Mathieu-Daudé <[email protected]> Message-Id: <[email protected]> Reviewed-by: Mark Cave-Ayland <[email protected]> Reviewed-by: Michael S. Tsirkin <[email protected]> Signed-off-by: Michael S. Tsirkin <[email protected]> --- hw/pci/pci.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/hw/pci/pci.c b/hw/pci/pci.c index 081ddcadd1..dc4019865b 100644 --- a/hw/pci/pci.c +++ b/hw/pci/pci.c @@ -250,6 +250,8 @@ static inline void pci_set_irq_state(PCIDevice *d, int irq_num, int level) static void pci_bus_change_irq_level(PCIBus *bus, int irq_num, int change) { + assert(irq_num >= 0); + assert(irq_num < bus->nirq); bus->irq_count[irq_num] += change; bus->set_irq(bus->irq_opaque, irq_num, bus->irq_count[irq_num] != 0); } -- MST
