diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 2da01b7..bdf1369 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -296,7 +296,7 @@
 		/* Will be done on the slow path. */
 		return -EAGAIN;
 	}
-	if (stsch(schid, &schib) || !schib.pmcw.dnv) {
+	if (stsch_err(schid, &schib) || !schib.pmcw.dnv) {
 		/* Unusable - ignore. */
 		return 0;
 	}