Re: [PATCH -next] usb: musb: mpfs: add missing clk_disable_unprepare() in mpfs_remove()

From: Conor.Dooley
Date: Tue Jun 28 2022 - 12:59:34 EST




On 28/06/2022 15:05, Yang Yingliang wrote:
> clock source is prepared and enabled by clk_prepare_enable()
> in probe function, but no disable or unprepare in remove.
>
> Fixes: 7a96b6ea90a4 ("usb: musb: Add support for PolarFire SoC's musb controller")
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: Yang Yingliang <yangyingliang@xxxxxxxxxx>
> ---
> drivers/usb/musb/mpfs.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/usb/musb/mpfs.c b/drivers/usb/musb/mpfs.c
> index a69ca338eace..cea2e8108867 100644
> --- a/drivers/usb/musb/mpfs.c
> +++ b/drivers/usb/musb/mpfs.c
> @@ -239,6 +239,7 @@ static int mpfs_remove(struct platform_device *pdev)
> {
> struct mpfs_glue *glue = platform_get_drvdata(pdev);
>
> + clk_disable_unprepare(glue->clk);
> platform_device_unregister(glue->musb);
> usb_phy_generic_unregister(pdev);
>

I'll file this one under "obviously correct".
Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
Thanks!