On 2013-5-29 7:30, Rafael J. Wysocki wrote:
> On Thursday, May 23, 2013 08:44:26 PM Hanjun Guo wrote:
>> In acpi_processor_add(), get_cpu_device() will return NULL sometimes,
>> although the chances are small, I think it should be fixed.
>>
>> Signed-off-by: Hanjun Guo <hanjun.guo@xxxxxxxxxx>
>
> This patch isn't necessary any more after the changes queued up for 3.11
> in the acpi-hotplug branch of the linux-pm.git tree.
Ok, I noticed your patch set, just drop my patch.
Thanks
Hanjun
>
> Thanks,
> Rafael
>
>
>> ---
>> drivers/acpi/processor_driver.c | 4 ++++
>> 1 files changed, 4 insertions(+), 0 deletions(-)
>>
>> diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
>> index bec717f..dd64f23 100644
>> --- a/drivers/acpi/processor_driver.c
>> +++ b/drivers/acpi/processor_driver.c
>> @@ -579,6 +579,10 @@ static int __cpuinit acpi_processor_add(struct acpi_device
>> *device)
>> per_cpu(processors, pr->id) = pr;
>>
>> dev = get_cpu_device(pr->id);
>> + if (!dev) {
>> + result = -ENODEV;
>> + goto err_clear_processor;
>> + }
>> if (sysfs_create_link(&device->dev.kobj, &dev->kobj, "sysdev")) {
>> result = -EFAULT;
>> goto err_clear_processor;
>>
--
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