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cryptodev fixes

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Merge remote-tracking branch 'remotes/gonglei/tags/cryptodev-next-20170323' into staging

cryptodev fixes

# gpg: Signature made Thu 23 Mar 2017 09:22:44 GMT
# gpg:                using RSA key 0x2ED7FDE9063C864D
# gpg: Good signature from "Gonglei <arei.gonglei@huawei.com>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 3EF1 8E53 3459 E6D1 963A  3C05 2ED7 FDE9 063C 864D

* remotes/gonglei/tags/cryptodev-next-20170323:
  cryptodev: fix asserting single queue
  cryptodev: setiv only when really need

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2017-03-23 13:43:32 +00:00
commit b79fbb2d70
1 changed files with 6 additions and 6 deletions
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12
backends/cryptodev-builtin.c
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@ -320,10 +320,12 @@ static int cryptodev_builtin_sym_operation(
sess = builtin->sessions[op_info->session_id];
ret = qcrypto_cipher_setiv(sess->cipher, op_info->iv,
op_info->iv_len, errp);
if (ret < 0) {
return -VIRTIO_CRYPTO_ERR;
if (op_info->iv_len > 0) {
ret = qcrypto_cipher_setiv(sess->cipher, op_info->iv,
op_info->iv_len, errp);
if (ret < 0) {
return -VIRTIO_CRYPTO_ERR;
}
}
if (sess->direction == VIRTIO_CRYPTO_OP_ENCRYPT) {
@ -359,8 +361,6 @@ static void cryptodev_builtin_cleanup(
}
}
assert(queues == 1);
for (i = 0; i < queues; i++) {
cc = backend->conf.peers.ccs[i];
if (cc) {