On Tue, May 20, 2014 at 04:06:52PM +0200, Antoine Ténart wrote:
> Hi,
>
> On Tue, May 20, 2014 at 02:34:20PM +0200, Bartlomiej Zolnierkiewicz wrote:
> > On Tuesday, May 20, 2014 11:04:29 AM Antoine Ténart wrote:
> > > +
> > > +static struct phy_berlin_desc desc[] = {
> > > + { .val = POWER_DOWN_PHY0 },
> > > + { .val = POWER_DOWN_PHY1 },
> >
> > Only .val entry of struct phy_berlin_desc is initialized and needed,
> > it seems that u32 vals[] should be used instead of desc[].
>
> Sure.
>
> > > +
> > > +static int phy_berlin_sata_probe(struct platform_device *pdev)
> > > +{
> > > + struct device *dev = &pdev->dev;
> > > + struct phy *phy;
> > > + struct phy_provider *phy_provider;
> > > + struct phy_berlin_priv *priv;
> > > + struct resource *res;
> > > + int i;
> > > +
> > > + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
> > > + if (!priv)
> > > + return -ENOMEM;
> > > +
> > > + res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
We also need to check res isn't NULL here.
> > > + priv->base = devm_ioremap(dev, res->start, resource_size(res));
> > > + if (IS_ERR(priv->base))
> > > + return PTR_ERR(priv->base);
> >
> > devm_ioremap() (contrary to devm_ioremap_resource()) returns a valid
> > pointer or NULL so return value checking should be fixed.
>
> I'll fix this.
Antoine
--
Antoine Ténart, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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