[SCSI] zfcp: Replace status modifier functions.

Replace the zfcp_modify_<xxx>_status functions and its accompanying wrappers
with dedicated status modifier functions. This eases code readability and
maintenance.

Signed-off-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 1e8d0cc..ae10883 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -158,8 +158,7 @@
 	zfcp_sdev->latencies.cmd.fabric.min = 0xFFFFFFFF;
 	spin_lock_init(&zfcp_sdev->latencies.lock);
 
-	zfcp_erp_modify_lun_status(sdev, "scsla_0", NULL,
-				   ZFCP_STATUS_COMMON_RUNNING, ZFCP_SET);
+	zfcp_erp_set_lun_status(sdev, ZFCP_STATUS_COMMON_RUNNING);
 	zfcp_erp_lun_reopen(sdev, 0, "scsla_1", NULL);
 	zfcp_erp_wait(port->adapter);