diff options
Diffstat (limited to 'arch/sparc64/kernel/ebus.c')
| -rw-r--r-- | arch/sparc64/kernel/ebus.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/ebus.c b/arch/sparc64/kernel/ebus.c index ad55a9bb50dd..04ab81cb4f48 100644 --- a/arch/sparc64/kernel/ebus.c +++ b/arch/sparc64/kernel/ebus.c @@ -362,6 +362,7 @@ static int __init child_regs_nonstandard(struct linux_ebus_device *dev) static void __init fill_ebus_device(struct device_node *dp, struct linux_ebus_device *dev) { struct linux_ebus_child *child; + struct dev_archdata *sd; struct of_device *op; int i, len; @@ -374,7 +375,10 @@ static void __init fill_ebus_device(struct device_node *dp, struct linux_ebus_de 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++) @@ -387,6 +391,12 @@ static void __init fill_ebus_device(struct device_node *dp, struct linux_ebus_de dev->irqs[i] = op->irqs[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; dev->ofdev.dev.bus = &ebus_bus_type; |