Re: [PATCH v2 02/17] security: make security_file_set_fowner, f_setown and __f_setown void return

Christoph Hellwig
2014-10-07T17:17:04Z

On Tue, Oct 07, 2014 at 08:11:42PM +0300, Dmitry Kasatkin wrote:
> If file_set_fowner op is now type of "void", how you can actually
> return the value?
> I think compiler must give error. How could you compile it?

Returning void values is a GNU extension. I've seen it in a few
places in the kernel. Although in general I'd prefer it we'd remove
it (and have the compiler warn about it).