[S390] zcrypt: fix request timeout handling

[pandora-kernel.git] / drivers / s390 / crypto / zcrypt_pcica.c

diff --git a/drivers/s390/crypto/zcrypt_pcica.c b/drivers/s390/crypto/zcrypt_pcica.c
index 818ffe0..6e93b47 100644 (file)
--- a/drivers/s390/crypto/zcrypt_pcica.c
+++ b/drivers/s390/crypto/zcrypt_pcica.c
@@ -70,6 +70,7 @@ static struct ap_driver zcrypt_pcica_driver = {
        .remove = zcrypt_pcica_remove,
        .receive = zcrypt_pcica_receive,
        .ids = zcrypt_pcica_ids,
+       .request_timeout = PCICA_CLEANUP_TIME,
 };
 
 /**
@@ -290,18 +291,13 @@ static long zcrypt_pcica_modexpo(struct zcrypt_device *zdev,
                goto out_free;
        init_completion(&work);
        ap_queue_message(zdev->ap_dev, &ap_msg);
-       rc = wait_for_completion_interruptible_timeout(
-                               &work, PCICA_CLEANUP_TIME);
-       if (rc > 0)
+       rc = wait_for_completion_interruptible(&work);
+       if (rc == 0)
                rc = convert_response(zdev, &ap_msg, mex->outputdata,
                                      mex->outputdatalength);
-       else {
-               /* Signal pending or message timed out. */
+       else
+               /* Signal pending. */
                ap_cancel_message(zdev->ap_dev, &ap_msg);
-               if (rc == 0)
-                       /* Message timed out. */
-                       rc = -ETIME;
-       }
 out_free:
        kfree(ap_msg.message);
        return rc;
@@ -332,18 +328,13 @@ static long zcrypt_pcica_modexpo_crt(struct zcrypt_device *zdev,
                goto out_free;
        init_completion(&work);
        ap_queue_message(zdev->ap_dev, &ap_msg);
-       rc = wait_for_completion_interruptible_timeout(
-                               &work, PCICA_CLEANUP_TIME);
-       if (rc > 0)
+       rc = wait_for_completion_interruptible(&work);
+       if (rc == 0)
                rc = convert_response(zdev, &ap_msg, crt->outputdata,
                                      crt->outputdatalength);
-       else {
-               /* Signal pending or message timed out. */
+       else
+               /* Signal pending. */
                ap_cancel_message(zdev->ap_dev, &ap_msg);
-               if (rc == 0)
-                       /* Message timed out. */
-                       rc = -ETIME;
-       }
 out_free:
        kfree(ap_msg.message);
        return rc;