any hint?

[Greg KH]

On Tue, Sep 16, 2014 at 10:04:27AM +0900, hdarwin wrote:
> Hi there.
> 
> I'm playing kernel module development challenge.
> 
> I read http://lxr.free-electrons.com/source/Documentation/CodingStyle and
> learn how to write right code.
> 
> I am sure that there's no coding style error in following files.
> 
> But challenge system say that there are coding style error.

The challenge system is correct, please do your own work, otherwise,
it's not much of a challenge, is it?