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SubjectRe: [PATCH v6 05/14] crypto: marvell/CESA: add TDMA support
On Wed, Jun 17, 2015 at 09:45:33AM +0200, Boris Brezillon wrote:
>
> + ret = dma_map_sg(cesa_dev->dev, req->src, creq->src_nents,
> + DMA_TO_DEVICE);
> + if (!ret)
> + return -ENOMEM;
> +
> + creq->src_nents = ret;

DMA-API-HOWTO says that you must retain the original nents and
use it when you call dma_unmap_sg. So I'm afraid one more repost
is needed :)

Thanks,
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt


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