On Fri, Jan 16, 2015 at 2:38 PM, Janusz Użycki <j.uzycki@xxxxxxxxxxxxxx> wrote: > I looked at the probe function and I guess you can get uninitialized > variable warning No, let's look at the code: static int mxs_auart_probe(struct platform_device *pdev) { const struct of_device_id *of_id = of_match_device(mxs_auart_dt_ids, &pdev->dev); struct mxs_auart_port *s; u32 version; int ret; struct resource *r; s = devm_kzalloc(&pdev->dev, sizeof(*s), GFP_KERNEL); if (!s) return -ENOMEM; ret = serial_mxs_probe_dt(s, pdev); How 'ret' will get unitialized? -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html