From: Lukasz Majewski <l.majewski@samsung.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] usb: udc: Fix warnings on 64-bit builds
Date: Tue, 03 Nov 2015 11:14:00 +0100 [thread overview]
Message-ID: <20151103111400.041b6a86@amdc2363> (raw)
In-Reply-To: <e4eebfa368ec6822d9b9e52c6c8dba634c54247e.1446218485.git.michal.simek@xilinx.com>
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@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@samsung.com>
--
Best regards,
Lukasz Majewski
Samsung R&D Institute Poland (SRPOL) | Linux Platform Group
next prev parent reply other threads:[~2015-11-03 10:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-30 15:21 [U-Boot] [PATCH] usb: udc: Fix warnings on 64-bit builds Michal Simek
2015-11-03 10:14 ` Lukasz Majewski [this message]
2015-12-07 12:01 ` Michal Simek
2015-12-08 6:59 ` Lukasz Majewski
2015-12-08 7:18 ` Michal Simek
2015-12-09 9:33 ` Lukasz Majewski
2015-12-09 9:40 ` Michal Simek
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