[PATCH v3 20/22] PCI, powerpc: Kill pci_root_buses in resources reservations

[Yinghai Lu]

On Sun, Jan 27, 2013 at 7:48 PM, Yijing Wang <wangyijing at huawei.com> wrote:
> On 2013/1/28 3:23, Yinghai Lu wrote:
>> diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
>> index 2cbe676..f848325 100644
>> --- a/arch/powerpc/kernel/pci_64.c
>> +++ b/arch/powerpc/kernel/pci_64.c
>> @@ -208,9 +208,9 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus,
>>                         unsigned long in_devfn)
>>  {
>>       struct pci_controller* hose;
>> -     struct list_head *ln;
>> -     struct pci_bus *bus = NULL;
>> +     struct pci_bus *bus;
>>       struct device_node *hose_node;
>> +     struct pci_host_bridge *host_bridge = NULL;
>>
>>       /* Argh ! Please forgive me for that hack, but that's the
>>        * simplest way to get existing XFree to not lockup on some
>> @@ -230,8 +230,8 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus,
>>        * used on pre-domains setup. We return the first match
>>        */
>>
>> -     for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {
>> -             bus = pci_bus_b(ln);
>> +     for_each_pci_host_bridge(host_bridge) {
>> +             bus = host_bridge->bus;
>>               if (in_bus >= bus->number && in_bus <= bus->busn_res.end)
>
> Need put_device(&host_bridge->dev).
>

fixed in attached.

Thanks

Yinghai
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