tree e91577fde9558cce5aa3e76b640e396f277a2059
parent ed48466d3ff94fac09ca5c521a24501eb5908277
author Hui Tang <tanghui20@huawei.com> 1616150705 +0800
committer Herbert Xu <herbert@gondor.apana.org.au> 1616750157 +1100

crypto: hisilicon - fix the check on dma address

System may be able to get physical address of zero if not reserved by
firmware.

The dma address obtained by 'dma_alloc_coherent' is valid, since already
checking cpu va before, so do not check again.

Signed-off-by: Hui Tang <tanghui20@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>