diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c
index 81d283b3cd3b..d030fe2e2964 100644
--- a/drivers/s390/block/dasd_3990_erp.c
+++ b/drivers/s390/block/dasd_3990_erp.c
@@ -1050,7 +1050,7 @@ dasd_3990_erp_com_rej(struct dasd_ccw_req * erp, char *sense)
 		dev_err(&device->cdev->dev, "An I/O request was rejected"
 			" because writing is inhibited\n");
 		erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED);
-	} else if (sense[7] & SNS7_INVALID_ON_SEC) {
+	} else if (sense[7] == SNS7_INVALID_ON_SEC) {
 		dev_err(&device->cdev->dev, "An I/O request was rejected on a copy pair secondary device\n");
 		/* suppress dump of sense data for this error */
 		set_bit(DASD_CQR_SUPPRESS_CR, &erp->refers->flags);