lkml.org 
[lkml]   [2015]   [Jun]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v5 05/14] crypto: marvell/CESA: add TDMA support
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


\
 
 \ /
  Last update: 2015-06-17 10:01    [W:0.047 / U:0.316 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site