Re: 2.6.23-rc1-mm2: Fix crash in sysfs_hash_and_remove

[Eric W. Biederman]

Tejun Heo <htejun@xxxxxxxxx> writes:

> Rafael J. Wysocki wrote:
>> From: Rafael J. Wysocki <rjw@xxxxxxx>
>> 
>> My test box crashes during suspend, while the nonboot CPUs are being disabled,
>> because sysfs_hash_and_remove() doesn't check if dir_sd passed to it is not
>> NULL.  Fix it.
>> 
>> Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>
>
> It got broken when shadow support was added.  The shadow support in -mm1
> will be dropped and Eric is preparing a new version.  So, this fix
> probably won't be necessary from -mm2.

Agreed.  That check is in my current development tree.

Eric
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