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SubjectRe: [PATCH v5 05/14] crypto: marvell/CESA: add TDMA support
On Wed, Jun 17, 2015 at 09:15:03AM +0200, Boris Brezillon wrote:
>
> Anyway, now I'm doing the following test:
>
> if (creq->src_nents && !ret)
> return -ENOMEM;

Best not call dma_map_sg at all in the !src_nents case as I think
some architectures will WARN or BUG if you give it a zero-length
list.

Cheers,
--
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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