[U-Boot] [PATCH] usb: udc: Fix warnings on 64-bit builds

[Lukasz Majewski]

Hi Michal,

> Cast u32 bit value to 64bit before recasting to 64bit pointer to avoid
> pointer from integer cast size mismatch warnings.
> 
> Warning log:
> +../drivers/usb/gadget/udc/udc-core.c: In function
> ‘usb_gadget_unmap_request’:
> +../drivers/usb/gadget/udc/udc-core.c:68:19: warning: cast to pointer
> from integer of different size [-Wint-to-pointer-cast]
> 
> Signed-off-by: Michal Simek <michal.simek at xilinx.com>
> ---
> 
>  drivers/usb/gadget/udc/udc-core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/gadget/udc/udc-core.c
> b/drivers/usb/gadget/udc/udc-core.c index 875e998a82e3..326757b547fa
> 100644 --- a/drivers/usb/gadget/udc/udc-core.c
> +++ b/drivers/usb/gadget/udc/udc-core.c
> @@ -65,7 +65,7 @@ void usb_gadget_unmap_request(struct usb_gadget
> *gadget, if (req->length == 0)
>  		return;
>  
> -	dma_unmap_single((void *)req->dma, req->length,
> +	dma_unmap_single((void *)(uintptr_t)req->dma, req->length,
>  			 is_in ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
>  }
>  EXPORT_SYMBOL_GPL(usb_gadget_unmap_request);

Acked-by: Lukasz Majewski <l.majewski at samsung.com>

-- 
Best regards,

Lukasz Majewski

Samsung R&D Institute Poland (SRPOL) | Linux Platform Group