On Tue, 30 Jun 2020, Eric Biggers wrote: > On Tue, Jun 30, 2020 at 01:01:16PM -0400, Mikulas Patocka wrote: > > > diff --git a/crypto/pcrypt.c b/crypto/pcrypt.c > > > index 7240e8bbdebb..643f7f1cc91c 100644 > > > --- a/crypto/pcrypt.c > > > +++ b/crypto/pcrypt.c > > > @@ -232,12 +232,15 @@ static int pcrypt_create_aead(struct crypto_template *tmpl, struct rtattr **tb, > > > struct crypto_attr_type *algt; > > > struct aead_instance *inst; > > > struct aead_alg *alg; > > > + u32 mask; > > > int err; > > > > > > algt = crypto_get_attr_type(tb); > > > if (IS_ERR(algt)) > > > return PTR_ERR(algt); > > > > > > + mask = crypto_alg_inherited_mask(algt->type, algt->mask); > > > + > > > inst = kzalloc(sizeof(*inst) + sizeof(*ctx), GFP_KERNEL); > > > if (!inst) > > > return -ENOMEM; > > > @@ -254,7 +257,7 @@ static int pcrypt_create_aead(struct crypto_template *tmpl, struct rtattr **tb, > > > goto err_free_inst; > > > > > > err = crypto_grab_aead(&ctx->spawn, aead_crypto_instance(inst), > > > - crypto_attr_alg_name(tb[1]), 0, 0); > > > + crypto_attr_alg_name(tb[1]), 0, mask); > > > if (err) > > > goto err_free_inst; > > > > > > > I added "mask" there - but there is still a "mask" argument that is > > unused - is it a bug to have two "mask" variables? > > Right, I didn't see that algt->type and algt->mask are already being passed to > pcrypt_create_aead(). It's redundant because pcrypt_create_aead() has access to > those via crypto_get_attr_type() anyway. > > How about just removing those two arguments for now? > > - Eric Yes. Mikulas