linux-next: build warnings after merge of the final tree (tip treee related)
sfr at canb.auug.org.au
Wed Sep 15 14:39:04 EST 2010
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.
Stephen Rothwell sfr at canb.auug.org.au
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