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SubjectRe: [PATCH] at_hdmac.c: use resource_size()
H Hartley Sweeten :
> Use resource_size() for ioremap.
>
> Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
> Cc: Nicolas Ferre <nicolas.ferre@atmel.com>

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>

> ---
>
> diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
> index c52ac9e..e16057b 100644
> --- a/drivers/dma/at_hdmac.c
> +++ b/drivers/dma/at_hdmac.c
> @@ -1012,7 +1012,7 @@ static int __init at_dma_probe(struct platform_device *pdev)
> atdma->dma_common.cap_mask = pdata->cap_mask;
> atdma->all_chan_mask = (1 << pdata->nr_channels) - 1;
>
> - size = io->end - io->start + 1;
> + size = resource_size(io);
> if (!request_mem_region(io->start, size, pdev->dev.driver->name)) {
> err = -EBUSY;
> goto err_kfree;
>


--
Nicolas Ferre



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