dev->num_addrs = 0;
dev->num_irqs = 0;
} else {
- (void) of_get_property(dp, "reg", &len);
+ const int *regs = of_get_property(dp, "reg", &len);
+
+ if (!regs)
+ len = 0;
dev->num_addrs = len / sizeof(struct linux_prom_registers);
for (i = 0; i < dev->num_addrs; i++)
sd = &dev->ofdev.dev.archdata;
sd->prom_node = dp;
sd->op = &dev->ofdev;
+ sd->iommu = dev->bus->ofdev.dev.parent->archdata.iommu;
+ sd->stc = dev->bus->ofdev.dev.parent->archdata.stc;
dev->ofdev.node = dp;
dev->ofdev.dev.parent = &dev->bus->ofdev.dev;