On 23.08.2013 16:59, Sergei Shtylyov wrote: > On 23-08-2013 18:16, Daniel Mack wrote: >> + priv->gmii_sel_reg = devm_ioremap_resource(&pdev->dev, res); >> + if (IS_ERR(priv->gmii_sel_reg)) { >> + dev_err(priv->dev, "unable to map control i/o region\n"); > > You didn't actually seem to heed my words about error message. Well yes I did, but only in the check for platform_get_resource(). As the comment says - we pass on if that memory region is not given, but if it is given, it also has to be valid. > And don't you want to do: > > res = PTR_ERR(priv->gmii_sel_reg); Erm, of course. Sorry for that. Daniel -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html