[RESEND PATCH v4 05/14] crypto: marvell/CESA: add TDMA support
From: herbert@gondor.apana.org.au (Herbert Xu)
Date: 2015-06-15 10:09:58
Also in:
linux-crypto, linux-devicetree, lkml
On Fri, Jun 12, 2015 at 09:15:57AM +0200, Boris Brezillon wrote:
+ ret = dma_map_sg(cesa_dev->dev, req->src, creq->src_nents, + DMA_TO_DEVICE); + if (ret < 0)
This function returns zero on error, not negative. See Documentation/DMA-API-HOWTO.txt for details. Cheers, -- Email: Herbert Xu [off-list ref] Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt