diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 7f3ea77..6d51494 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -1996,7 +1996,7 @@
 		QETH_DBF_TEXT(SETUP, 2, "olmlimit");
 		dev_err(&card->gdev->dev, "A connection could not be "
 			"established because of an OLM limit\n");
-		rc = -EMLINK;
+		iob->rc = -EMLINK;
 	}
 	QETH_DBF_TEXT_(SETUP, 2, "  rc%d", iob->rc);
 	return rc;
@@ -3423,7 +3423,6 @@
 {
 	struct qeth_ipa_cmd *cmd;
 	struct qeth_set_access_ctrl *access_ctrl_req;
-	int rc;
 
 	QETH_CARD_TEXT(card, 4, "setaccb");
 
@@ -3450,7 +3449,6 @@
 			card->gdev->dev.kobj.name,
 			access_ctrl_req->subcmd_code,
 			cmd->data.setadapterparms.hdr.return_code);
-		rc = 0;
 		break;
 	}
 	case SET_ACCESS_CTRL_RC_NOT_SUPPORTED:
@@ -3464,7 +3462,6 @@
 
 		/* ensure isolation mode is "none" */
 		card->options.isolation = ISOLATION_MODE_NONE;
-		rc = -EOPNOTSUPP;
 		break;
 	}
 	case SET_ACCESS_CTRL_RC_NONE_SHARED_ADAPTER:
@@ -3479,7 +3476,6 @@
 
 		/* ensure isolation mode is "none" */
 		card->options.isolation = ISOLATION_MODE_NONE;
-		rc = -EOPNOTSUPP;
 		break;
 	}
 	case SET_ACCESS_CTRL_RC_ACTIVE_CHECKSUM_OFF:
@@ -3493,7 +3489,6 @@
 
 		/* ensure isolation mode is "none" */
 		card->options.isolation = ISOLATION_MODE_NONE;
-		rc = -EPERM;
 		break;
 	}
 	default:
@@ -3507,12 +3502,11 @@
 
 		/* ensure isolation mode is "none" */
 		card->options.isolation = ISOLATION_MODE_NONE;
-		rc = 0;
 		break;
 	}
 	}
 	qeth_default_setadapterparms_cb(card, reply, (unsigned long) cmd);
-	return rc;
+	return 0;
 }
 
 static int qeth_setadpparms_set_access_ctrl(struct qeth_card *card,