On Sun, Nov 9, 2014 at 7:12 PM, Alexey Charkov <alchark@xxxxxxxxx> wrote: > + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > + if (!res) { > + ret = -ENODEV; > + goto fail1; You could save this NULL check... > + } > mmc = mmc_alloc_host(sizeof(struct wmt_mci_priv), &pdev->dev); > if (!mmc) { > dev_err(&pdev->dev, "Failed to allocate mmc_host\n"); > @@ -813,7 +819,7 @@ static int wmt_mci_probe(struct platform_device *pdev) > if (of_get_property(np, "cd-inverted", NULL)) > priv->cd_inverted = 1; > > - priv->sdmmc_base = of_iomap(np, 0); If you move ' res = platform_get_resource' right here as devm_ioremap_resource() already does the NULL check. > + priv->sdmmc_base = devm_ioremap_resource(&pdev->dev, res); > if (!priv->sdmmc_base) { > dev_err(&pdev->dev, "Failed to map IO space\n"); > ret = -ENOMEM; -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html