On Fri, 2018-01-12 at 10:52 -0500, Alan Stern wrote:
>
> As Sergei mentioned, please be consistent in the use of tabs vs.
> spaces.
>
> Do you have to worry about EPROBE_DEFER errors at any point?
I don't think so, not on the SoC I'm using but it might be worthwhile
adding support for it just in case...
>
> > + if (uhci->clk) {
> > + ret = clk_prepare_enable(uhci->clk);
> > + if (ret) {
> > + dev_err(&pdev->dev, "Error couldn't enable clock (%d)\n", ret);
> > + goto err_rmr;
> > + }
> > + }
> > +
> > ret = usb_add_hcd(hcd, pdev->resource[1].start, IRQF_SHARED);
> > if (ret)
> > goto err_rmr;
>
> This error path needs to call clk_disable_unprepare.
Yeah ok.
> > @@ -135,7 +150,10 @@ static int uhci_hcd_platform_probe(struct platform_device *pdev)
> > static int uhci_hcd_platform_remove(struct platform_device *pdev)
> > {
> > struct usb_hcd *hcd = platform_get_drvdata(pdev);
> > + struct uhci_hcd *uhci = hcd_to_uhci(hcd);
> >
> > + if (uhci->clk)
> > + clk_disable_unprepare(uhci->clk);
> > usb_remove_hcd(hcd);
> > usb_put_hcd(hcd);
>
> Alan Stern
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