RE: [PATCH] SFI: fix compilation warnings

[Zheng, Lv]

> From: Rafael J. Wysocki [mailto:rjw@xxxxxxxxxxxxx]
> Sent: Friday, December 06, 2013 9:26 AM
> 
> On Friday, December 06, 2013 01:08:45 AM Zheng, Lv wrote:
> > > From: Rafael J. Wysocki [mailto:rjw@xxxxxxxxxxxxx]
> > > Sent: Friday, December 06, 2013 6:37 AM
> > >
> > > On Thursday, December 05, 2013 07:26:37 PM Andy Shevchenko wrote:
> > > > When build kernel with make W=1 we get the following compiler error.
> > > >
> > > > In file included from drivers/sfi/sfi_acpi.c:66:0:
> > > > include/linux/sfi_acpi.h: In function âacpi_sfi_table_parseâ:
> > > > include/linux/sfi_acpi.h:72:2: error: implicit declaration of function âacpi_table_parseâ [-Werror=implicit-function-declaration]
> > > >   if (!acpi_table_parse(signature, handler))
> > > >   ^
> > > >   cc1: some warnings being treated as errors
> > > >
> > > > The patch changes acpi/acpi.h inclusion to linux/acpi.h.
> > > >
> > > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> > >
> > > OK
> > >
> > > Lv, I'm dropping your patch cleaning up the inclusions, please sort that thing
> > > out entirely for the next cycle.
> >
> > No, I think Andy's patch is wrong.
> 
> His patch may be wrong, but the warning in his changelog surely is real. :-)
> 
> > This warning is existing before merging my fixes.
> >
> > Either we fix this warning or leave it as is.
> >
> > To fix it, you need to add 1 line in sfi_acpi.h rather than change the line.
> > Let me post a fix for this.
> 
> Please do.  And I'm putting all ACPI header cleanups on hold until all warnings
> of this kind have been fixed by them.  Otherwise doing those cleanups makes a
> little sense in my opinion.

OK, not only this warning, there is another warning in sfi_acpi.c.
I doubt whether they are strictly tested before upstreamed...
They are all existing warnings.
You can apply my new patch before the cleanup series.

Thanks
-Lv

> 
> Thanks,
> Rafael

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