Re: [PATCH] usb: dwc2: Avoid leaving the error_debugfs label unused

From: Minas Harutyunyan
Date: Mon Oct 26 2020 - 02:01:46 EST


On 10/17/2020 8:50 PM, Martin Blumenstingl wrote:
> The error_debugfs label is only used when either
> CONFIG_USB_DWC2_PERIPHERAL or CONFIG_USB_DWC2_DUAL_ROLE is enabled. Add
> the same #if to the error_debugfs label itself as the code which uses
> this label already has.
>
> This avoids the following compiler warning:
> warning: label ‘error_debugfs’ defined but not used [-Wunused-label]
>
> Fixes: e1c08cf23172ed ("usb: dwc2: Add missing cleanups when usb_add_gadget_udc() fails")
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Reported-by: Jens Axboe <axboe@xxxxxxxxx>
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
> ---
> drivers/usb/dwc2/platform.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
> index e2820676beb1..5f18acac7406 100644
> --- a/drivers/usb/dwc2/platform.c
> +++ b/drivers/usb/dwc2/platform.c
> @@ -608,10 +608,13 @@ static int dwc2_driver_probe(struct platform_device *dev)
> #endif /* CONFIG_USB_DWC2_PERIPHERAL || CONFIG_USB_DWC2_DUAL_ROLE */
> return 0;
>
> +#if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || \
> + IS_ENABLED(CONFIG_USB_DWC2_DUAL_ROLE)
> error_debugfs:
> dwc2_debugfs_exit(hsotg);
> if (hsotg->hcd_enabled)
> dwc2_hcd_remove(hsotg);
> +#endif
> error_drd:
> dwc2_drd_exit(hsotg);
>
>
Acked-by: Minas Harutyunyan <Minas.Harutyunyan@xxxxxxxxxxxx>