On Thu, Sep 10, 2020 at 07:25:22PM +0800, Meng Yu wrote: > > diff --git a/drivers/crypto/hisilicon/hpre/hpre_crypto.c b/drivers/crypto/hisilicon/hpre/hpre_crypto.c > index 0cbe99a1..2d91593 100644 > --- a/drivers/crypto/hisilicon/hpre/hpre_crypto.c > +++ b/drivers/crypto/hisilicon/hpre/hpre_crypto.c > @@ -528,6 +528,8 @@ static int hpre_dh_compute_value(struct kpp_request *req) > ret = hpre_hw_data_init(hpre_req, req->src, req->src_len, 1, 1); > if (unlikely(ret)) > goto clear_all; > + } else { > + msg->in = cpu_to_le64((u64)ctx->dh.dma_g); Why do you need the u64 cast? Cheers, -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt