Messages in this thread | | | Date | Wed, 17 Jun 2015 09:37:34 +0200 | From | Boris Brezillon <> | Subject | Re: [PATCH v5 05/14] crypto: marvell/CESA: add TDMA support |
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On Wed, 17 Jun 2015 15:18:29 +0800 Herbert Xu <herbert@gondor.apana.org.au> wrote:
> 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.
Okay, I've changed it to test for the !src_nents before calling dma_map_sg.
Thanks,
Boris
-- Boris Brezillon, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
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