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SubjectRe: [PATCH RESEND v5 11/18] PCI: dwc: Organize local variables usage
On Tue, Jun 28, 2022 at 06:33:27PM -0500, Bjorn Helgaas wrote:
> On Fri, Jun 24, 2022 at 05:34:21PM +0300, Serge Semin wrote:
> > There are several places in the common DW PCIe code with incoherent local
> > variables usage: a variable is defined and initialized with a structure
> > field, but the structure pointer is de-referenced to access that field
> > anyway; the local variable is defined and initialized but either used just
> > once or not used afterwards in the main part of the subsequent method.
> > It's mainly concerns the pcie_port.dev field. Let's fix that in the
> > relevant places.
> >
> > Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
> > Reviewed-by: Rob Herring <robh@kernel.org>
> >
> > ---
> >
> > Changelog v4:
> > - This is a new patch created on the v4 lap of the series.
> > ---
> > drivers/pci/controller/dwc/pcie-designware-host.c | 12 ++++++------
> > drivers/pci/controller/dwc/pcie-designware.c | 8 +++-----
> > 2 files changed, 9 insertions(+), 11 deletions(-)
>
> > @@ -633,7 +633,7 @@ void dw_pcie_setup_rc(struct pcie_port *pp)
> > }
> >
> > if (pci->num_ob_windows <= atu_idx)
> > - dev_warn(pci->dev, "Resources exceed number of ATU entries (%d)\n",
> > + dev_warn(dev, "Resources exceed number of ATU entries (%d)\n",
>

> I dropped this hunk because of this:
>
> drivers/pci/controller/dwc/pcie-designware-host.c:634:13: error: ‘dev’ undeclared (first use in this function); did you mean ‘cdev’?
> 634 | dev_warn(dev, "Resources exceed number of ATU entries (%d)\n",
>

Right. It must have been fixed by the auto-merging procedure of my
local working git-dir. Thanks.

-Sergey

> > pci->num_ob_windows);
> > }
> >

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