On Thu, 10 Nov 2022 at 16:41, Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> wrote:
>
> The core DWC3 device node was not properly removed by the custom
> dwc3_exynos_remove_child() function. Replace it with generic
> of_platform_depopulate() which does that job right.
>
> Fixes: adcf20dcd262 ("usb: dwc3: exynos: Use of_platform API to create dwc3 core pdev")
> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
> Acked-by: Thinh Nguyen <Thinh.Nguyen@xxxxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx
> ---
Reviewed-by: Sam Protsenko <semen.protsenko@xxxxxxxxxx>
> drivers/usb/dwc3/dwc3-exynos.c | 11 +----------
> 1 file changed, 1 insertion(+), 10 deletions(-)
>
> diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
> index 0ecf20eeceee..4be6a873bd07 100644
> --- a/drivers/usb/dwc3/dwc3-exynos.c
> +++ b/drivers/usb/dwc3/dwc3-exynos.c
> @@ -37,15 +37,6 @@ struct dwc3_exynos {
> struct regulator *vdd10;
> };
>
> -static int dwc3_exynos_remove_child(struct device *dev, void *unused)
> -{
> - struct platform_device *pdev = to_platform_device(dev);
> -
> - platform_device_unregister(pdev);
> -
> - return 0;
> -}
> -
> static int dwc3_exynos_probe(struct platform_device *pdev)
> {
> struct dwc3_exynos *exynos;
> @@ -142,7 +133,7 @@ static int dwc3_exynos_remove(struct platform_device *pdev)
> struct dwc3_exynos *exynos = platform_get_drvdata(pdev);
> int i;
>
> - device_for_each_child(&pdev->dev, NULL, dwc3_exynos_remove_child);
> + of_platform_depopulate(&pdev->dev);
>
> for (i = exynos->num_clks - 1; i >= 0; i--)
> clk_disable_unprepare(exynos->clks[i]);
> --
> 2.17.1
>
