On Thu, Oct 13, 2005 at 11:10:15AM -0700, Linus Torvalds wrote:
>
>
> On Thu, 13 Oct 2005, Ben Dooks wrote:
> >
> > The patch does not solve all the sparse errors generated,
> > but reduces the count significantly.
>
> Well, you should also then remove the _bad_ declarations.
Sorry, I do not follow you, can you clarify this for me.
My patch did not generate any more errors, just removed the ones
that where easy to see a solution too.
> For example, attribute_container_init() right now is defined in
> attribute_container.c, but then it's _declared_ (with no checking) where
> it's used in init.c.
>
> The sparse warnign is appropriate: it was not declared where that
> declaration is actually visible to the definition, so the code basically
> isn't type-safe at all (since there's nothing that enforces the
> declaration actually matching the definition).
>
> You made the declaration properly visible, but you should also remove the
> bogus declaration. A declaration that isn't visible to the definition is
> always bad - since in the absense of a compiler with global visibility it
> may or may not actually match what it supposedly declares.
>
> I wonder if I should make sparse warn about multiple declarations..
I pulled the old declerations out of drivers/base/init.c ? I'm sure
the patch shows that?
--
Ben ([email protected], http://www.fluff.org/)
'a smiley only costs 4 bytes'
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