diff options
Diffstat (limited to 'drivers/s390/crypto/zcrypt_pcicc.c')
| -rw-r--r-- | drivers/s390/crypto/zcrypt_pcicc.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/s390/crypto/zcrypt_pcicc.c b/drivers/s390/crypto/zcrypt_pcicc.c index 9f18876f058b..4cf2115adfc1 100644 --- a/drivers/s390/crypto/zcrypt_pcicc.c +++ b/drivers/s390/crypto/zcrypt_pcicc.c @@ -461,10 +461,8 @@ static void zcrypt_pcicc_receive(struct ap_device *ap_dev, int length; /* Copy the reply message to the request message buffer. */ - if (IS_ERR(reply)) { - memcpy(msg->message, &error_reply, sizeof(error_reply)); - goto out; - } + if (!reply) + goto out; /* ap_msg->rc indicates the error */ t86r = reply->message; if (t86r->hdr.type == TYPE86_RSP_CODE && t86r->cprb.cprb_ver_id == 0x01) { @@ -508,10 +506,12 @@ static long zcrypt_pcicc_modexpo(struct zcrypt_device *zdev, init_completion(&work); ap_queue_message(zdev->ap_dev, &ap_msg); rc = wait_for_completion_interruptible(&work); - if (rc == 0) - rc = convert_response(zdev, &ap_msg, mex->outputdata, - mex->outputdatalength); - else + if (rc == 0) { + rc = ap_msg.rc; + if (rc == 0) + rc = convert_response(zdev, &ap_msg, mex->outputdata, + mex->outputdatalength); + } else /* Signal pending. */ ap_cancel_message(zdev->ap_dev, &ap_msg); out_free: @@ -548,10 +548,12 @@ static long zcrypt_pcicc_modexpo_crt(struct zcrypt_device *zdev, init_completion(&work); ap_queue_message(zdev->ap_dev, &ap_msg); rc = wait_for_completion_interruptible(&work); - if (rc == 0) - rc = convert_response(zdev, &ap_msg, crt->outputdata, - crt->outputdatalength); - else + if (rc == 0) { + rc = ap_msg.rc; + if (rc == 0) + rc = convert_response(zdev, &ap_msg, crt->outputdata, + crt->outputdatalength); + } else /* Signal pending. */ ap_cancel_message(zdev->ap_dev, &ap_msg); out_free: |