On Fri, 2017-08-04 at 16:15 -0700, Greg Kroah-Hartman wrote: [...] > @@ -291,6 +290,15 @@ static int rcar_du_probe(struct platform > rcdu->dev = &pdev->dev; > rcdu->info = of_match_device(rcar_du_of_table, rcdu->dev)->data; > > + platform_set_drvdata(pdev, rcdu); > + > + /* I/O resources */ > + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); > + rcdu->mmio = devm_ioremap_resource(&pdev->dev, mem); > + if (IS_ERR(rcdu->mmio)) > + ret = PTR_ERR(rcdu->mmio); [...] Last line above should be: return PTR_ERR(rcdu->mmio); This is an error introduced in the backport, not the upstream commit. Ben. -- Ben Hutchings Software Developer, Codethink Ltd.