diff --git a/drivers/s390/crypto/zcrypt_pcixcc.c b/drivers/s390/crypto/zcrypt_pcixcc.c
index c28369260c2..70b9ddc8cf9 100644
--- a/drivers/s390/crypto/zcrypt_pcixcc.c
+++ b/drivers/s390/crypto/zcrypt_pcixcc.c
@@ -432,14 +432,17 @@ static int convert_type86_ica(struct zcrypt_device *zdev,
 		}
 		if (service_rc == 8 && service_rs == 770) {
 			PDEBUG("Invalid key length on PCIXCC/CEX2C\n");
-			zdev->min_mod_size = PCIXCC_MIN_MOD_SIZE_OLD;
-			return -EAGAIN;
+			return -EINVAL;
 		}
 		if (service_rc == 8 && service_rs == 783) {
 			PDEBUG("Extended bitlengths not enabled on PCIXCC/CEX2C\n");
 			zdev->min_mod_size = PCIXCC_MIN_MOD_SIZE_OLD;
 			return -EAGAIN;
 		}
+		if (service_rc == 12 && service_rs == 769) {
+			PDEBUG("Invalid key on PCIXCC/CEX2C\n");
+			return -EINVAL;
+		}
 		PRINTK("Unknown service rc/rs (PCIXCC/CEX2C): %d/%d\n",
 		       service_rc, service_rs);
 		zdev->online = 0;