On Mon, Aug 07, 2017 at 04:17:58PM +0100, Ben Hutchings wrote: > 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. Good catch, thanks for this, I've now fixed it up. greg k-h