Re: [PATCH v4 1/7] phy: add a driver for the Berlin SATA PHY
From: Antoine Ténart <hidden>
Date: 2014-05-20 14:41:05
Also in:
linux-arm-kernel, linux-ide, lkml
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:quoted
On Tuesday, May 20, 2014 11:04:29 AM Antoine Ténart wrote:quoted
+ +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.quoted
quoted
+ +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.
quoted
quoted
+ 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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html