Hello,
I am fine with Colin's suggested change or Florians as well:
ret = brcm_phy_start(pcie);
+ if (ret) {
+ clk_disable_unprepare(pcie->clk);
return ret;
+ }
Currently, our STB upstream suspend/resume is not functional yet and
this is how this omission slipped by testing.
Thanks,
Jim Quinlan
Broadcom STB
On Mon, Sep 21, 2020 at 3:43 PM Florian Fainelli <f.fainelli@xxxxxxxxx> wrote:
>
> On 9/21/20 7:40 AM, Colin King wrote:
> > From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> >
> > The error return ret is not being check with an if statement and
> > currently the code always returns leaving the following code as
> > dead code. Fix this by adding in the missing if statement.
> >
> > Addresses-Coverity: ("Structurally dead code")
> > Fixes: ad3d29c77e1e ("PCI: brcmstb: Add control of rescal reset")
> > Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> > ---
> > drivers/pci/controller/pcie-brcmstb.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/pci/controller/pcie-brcmstb.c b/drivers/pci/controller/pcie-brcmstb.c
> > index 7a3ff4632e7c..cb0c11b7308e 100644
> > --- a/drivers/pci/controller/pcie-brcmstb.c
> > +++ b/drivers/pci/controller/pcie-brcmstb.c
> > @@ -1154,6 +1154,7 @@ static int brcm_pcie_resume(struct device *dev)
> > clk_prepare_enable(pcie->clk);
> >
> > ret = brcm_phy_start(pcie);
> > + if (ret)
> > return ret;
>
> Maybe this should also disable the clock if we failed to start the PHY
> somehow.
Hi Florian,
I'm fine with Colin's change as
>
> --
> Florian
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