diff options
Diffstat (limited to 'sys/crypto/cryptodev.c')
| -rw-r--r-- | sys/crypto/cryptodev.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/sys/crypto/cryptodev.c b/sys/crypto/cryptodev.c index 0a3a91a73cd..2319780d0b6 100644 --- a/sys/crypto/cryptodev.c +++ b/sys/crypto/cryptodev.c @@ -1,4 +1,4 @@ -/* $OpenBSD: cryptodev.c,v 1.32 2002/03/04 21:25:02 deraadt Exp $ */ +/* $OpenBSD: cryptodev.c,v 1.33 2002/03/05 15:59:41 markus Exp $ */ /* * Copyright (c) 2001 Theo de Raadt @@ -242,11 +242,13 @@ cryptof_ioctl(fp, cmd, data, p) goto bail; } - MALLOC(cria.cri_key, u_int8_t *, - cria.cri_klen / 8, M_XDATA, M_WAITOK); - if ((error = copyin(sop->mackey, cria.cri_key, - cria.cri_klen / 8))) - goto bail; + if (cria.cri_klen) { + MALLOC(cria.cri_key, u_int8_t *, + cria.cri_klen / 8, M_XDATA, M_WAITOK); + if ((error = copyin(sop->mackey, cria.cri_key, + cria.cri_klen / 8))) + goto bail; + } } error = crypto_newsession(&sid, (txform ? &crie : &cria), @@ -410,11 +412,12 @@ cryptodev_op(struct csession *cse, struct crypt_op *cop, struct proc *p) goto bail; } - if ((error = copyout(cse->uio.uio_iov[0].iov_base, cop->dst, cop->len))) + if (cop->dst && + (error = copyout(cse->uio.uio_iov[0].iov_base, cop->dst, cop->len))) goto bail; if (cop->mac && - (error = copyout(crp->crp_mac, cop->mac, cse->thash->hashsize))) + (error = copyout(crp->crp_mac, cop->mac, cse->thash->authsize))) goto bail; bail: |