linux-next: build warnings after merge of the final tree (tip treee related)

[Stephen Rothwell]

Hi Yinghai,

On Tue, 14 Sep 2010 18:33:34 -0700 Yinghai Lu <yinghai at kernel.org> wrote:
>
> On 09/14/2010 05:29 PM, Stephen Rothwell wrote:
> > 
> > Do not remove the "extern" key word.
> 
> why? you got another warning?

It is normal C coding practice to mark declarations in header files with
extern.  It probably doesn't strictly matter for functions, but I have
seen a case where not doing so to a variable lead to multiple definitions
of the variable.  Consistency is also good.

-- 
Cheers,
Stephen Rothwell                    sfr at canb.auug.org.au
http://www.canb.auug.org.au/~sfr/
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