Re: [PATCH] char: Add Dell Systems Management Base driver

[Greg KH <greg@kroah.com>]

On Wed, Jul 06, 2005 at 10:57:35AM -0500, Doug Warzecha wrote:
> On Tue, Jul 05, 2005 at 11:17:03PM -0500, Greg KH wrote:
> >    > +static void dcdbas_device_release(struct device *dev)
> >    > +{
> >    > +     /* nothing to release */
> >    > +}
> > 
> >    This is a symptom of a broken driver.
> > 
> >    Hm, I wonder if there's some way for the compiler to check the fact that
> >    a function pointer passed to another function, is really a null
> >    function.  That would stop this kind of nonsense...
> 
> There are other drivers in the kernel tree with null device release functions.

Where?

> > 
> >    I'm sure I commented on this driver already, yet, I never got a response
> >    and the code is not changed.  Is there some reason for this?  That's a
> >    sure way to prevent your patch from ever being applied...
> 
> This is the first comment on the release function.  The code has been
> changing in response to comments from you and others.  We'll continue
> to make changes as needed.

You never responded to those questions though, so determining if the
code was changed is difficult.  And I still see you using ioctls, which,
if I remember, was what I asked about.

thanks,

greg k-h