Hi Krzysztof, On Thu, 4 Apr 2024 at 12:50, Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> wrote: > > On 04/04/2024 09:13, Anand Moon wrote: > > The devm_clk_get_enabled() helpers: > > - call devm_clk_get() > > - call clk_prepare_enable() and register what is needed in order to > > call clk_disable_unprepare() when needed, as a managed resource. > > > > This simplifies the code and avoids the calls to clk_disable_unprepare(). > > > > While at it, use dev_err_probe consistently, and use its return value > > to return the error code. > > > > Signed-off-by: Anand Moon <linux.amoon@xxxxxxxxx> > > --- > > v2: new changes in this series. > > --- > > drivers/usb/host/ohci-exynos.c | 19 +++++-------------- > > 1 file changed, 5 insertions(+), 14 deletions(-) > > > > diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c > > index 20e26a474591..85d04ae0ae40 100644 > > --- a/drivers/usb/host/ohci-exynos.c > > +++ b/drivers/usb/host/ohci-exynos.c > > @@ -135,20 +135,15 @@ static int exynos_ohci_probe(struct platform_device *pdev) > > > > err = exynos_ohci_get_phy(&pdev->dev, exynos_ohci); > > if (err) > > - goto fail_clk; > > - > > - exynos_ohci->clk = devm_clk_get(&pdev->dev, "usbhost"); > > + goto fail_io; > > > > + exynos_ohci->clk = devm_clk_get_enabled(&pdev->dev, "usbhost"); > > if (IS_ERR(exynos_ohci->clk)) { > > - dev_err(&pdev->dev, "Failed to get usbhost clock\n"); > > - err = PTR_ERR(exynos_ohci->clk); > > - goto fail_clk; > > + usb_put_hcd(hcd); > > + return dev_err_probe(&pdev->dev, PTR_ERR(exynos_ohci->clk), > > + "Failed to get usbhost clock\n"); > > Why do you introduce entirely parallel exit paths? There is already > single error handling part with labels. Use that. > OK, I will use the labels to return over here, > > > Best regards, > Krzysztof > Thanks -Anand