static int imx_ocotp_probe()

in imx-ocotp.c [598:631]

• 26 lines of code
• 4 McCabe index (conditional complexity)

static int imx_ocotp_probe(struct platform_device *pdev)
{
	struct device *dev = &pdev->dev;
	struct ocotp_priv *priv;
	struct nvmem_device *nvmem;

	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
	if (!priv)
		return -ENOMEM;

	priv->dev = dev;

	priv->base = devm_platform_ioremap_resource(pdev, 0);
	if (IS_ERR(priv->base))
		return PTR_ERR(priv->base);

	priv->clk = devm_clk_get(dev, NULL);
	if (IS_ERR(priv->clk))
		return PTR_ERR(priv->clk);

	priv->params = of_device_get_match_data(&pdev->dev);
	imx_ocotp_nvmem_config.size = 4 * priv->params->nregs;
	imx_ocotp_nvmem_config.dev = dev;
	imx_ocotp_nvmem_config.priv = priv;
	priv->config = &imx_ocotp_nvmem_config;

	clk_prepare_enable(priv->clk);
	imx_ocotp_clr_err_if_set(priv);
	clk_disable_unprepare(priv->clk);

	nvmem = devm_nvmem_register(dev, &imx_ocotp_nvmem_config);

	return PTR_ERR_OR_ZERO(nvmem);
}