Unlike get_system_memory(), pci_address_space() respects the memory tree
available to the parent device.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
---
 hw/isa/vt82c686.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/isa/vt82c686.c b/hw/isa/vt82c686.c
index 9d12e1cae4..5582c0b179 100644
--- a/hw/isa/vt82c686.c
+++ b/hw/isa/vt82c686.c
@@ -589,7 +589,7 @@ static void via_isa_realize(PCIDevice *d, Error **errp)
 
     qdev_init_gpio_out(dev, &s->cpu_intr, 1);
     isa_irq = qemu_allocate_irqs(via_isa_request_i8259_irq, s, 1);
-    isa_bus = isa_bus_new(dev, get_system_memory(), pci_address_space_io(d),
+    isa_bus = isa_bus_new(dev, pci_address_space(d), pci_address_space_io(d),
                           &error_fatal);
     s->isa_irqs = i8259_init(isa_bus, *isa_irq);
     isa_bus_irqs(isa_bus, s->isa_irqs);
-- 
2.37.2