Re: [PATCH] staging: rtl8723bs: Mark ACPI table declaration as used

From: Greg KH
Date: Thu Jan 10 2019 - 02:01:19 EST


On Wed, Jan 09, 2019 at 04:19:30PM -0800, Nick Desaulniers wrote:
> Digging up an old thread to point out I was wrong:
>
> On Thu, Sep 27, 2018 at 1:08 PM Nick Desaulniers
> <ndesaulniers@xxxxxxxxxx> wrote:
> > > This is not a million-little-commits problem; more like 2 drivers in
> > > the whole tree have this problem.
> > >
> > > Note that this change that Nathan has DOES NOT need to applied to
> > > every driver that uses MODULE_DEVICE_TABLE. Only when the struct has
> > > no other references other than JUST being passed to
> > > MODULE_DEVICE_TABLE() is this a problem. For an allyesconfig, I only
> > > see 2 instances of this case in the whole tree:
> > >
> > > https://github.com/ClangBuiltLinux/linux/issues/169 <- this patch is addressing
> > > https://github.com/ClangBuiltLinux/linux/issues/178 <- waiting on the
> > > results of this patch
> > >
> > > If you're ok with this change to two drivers, then:
> > > Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
>
> I just landed a fix for this in Clang
> (https://reviews.llvm.org/rL350776) which will ship soon in Clang 8.
> Sedat helped test this patch and reported that it removed 41
> false-negative warnings
> https://github.com/ClangBuiltLinux/linux/issues/232#issuecomment-440006399

Great, thanks for letting me know. Can I revert this patch?

thanks,

greg k-h