Re: [PATCH] nvme: fix unused variable warning

[Bjorn Helgaas]

On Fri, Apr 30, 2021 at 09:34:55PM +0300, Andy Shevchenko wrote:
> On Fri, Apr 30, 2021 at 8:57 PM Bjorn Helgaas <helgaas@xxxxxxxxxx> wrote:
> > On Wed, Apr 21, 2021 at 04:04:20PM +0200, Arnd Bergmann wrote:
> > > From: Arnd Bergmann <arnd@xxxxxxxx>
> > >
> > > The function was introduced with a variable that is never referenced:
> > >
> > > drivers/pci/quirks.c: In function 'quirk_amd_nvme_fixup':
> > > drivers/pci/quirks.c:312:25: warning: unused variable 'rdev' [-Wunused-variable]
> > >
> > > Fixes: 9597624ef606 ("nvme: put some AMD PCIE downstream NVME device to simple suspend/resume path")
> >
> > I guess this refers to https://lore.kernel.org/linux-nvme/1618458725-17164-1-git-send-email-Prike.Liang@xxxxxxx/
> >
> > But I don't know what the SHA1 means; I can't find it in linux-next or
> > my tree.
> 
> $ git tag --contains 9597624ef606
> next-20210416
> next-20210419
> next-20210420
> 
> Something is wrong with your tree.

I think what's wrong is that it doesn't appear in the *current*
linux-next (next-20210430) and I don't have all the old linux-next
objects.

It was in next-20210420, but seems to have been dropped since then:

https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/include/linux/pci.h?h=next-20210420&id=9597624ef6067bab1500d0273a43d4f90e62e929