GPIOI2CState *s = FROM_SYSBUS(GPIOI2CState, dev);
i2c_bus *bus;
- memory_region_init(&s->dummy_iomem, "gpio_i2c", 0);
+ memory_region_init(&s->dummy_iomem, NULL, "gpio_i2c", 0);
sysbus_init_mmio(dev, &s->dummy_iomem);
bus = i2c_init_bus(&dev->qdev, "i2c");