[S390] cio: move irritating comment.

Due to former patches a comment and device id initialization were
split from the addressed function call in io_subchannel_probe.

Move it back to where it belongs.
Signed-off-by: NSebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>

drivers/s390/cio/device.c

@@ -1179,12 +1179,6 @@ static int io_subchannel_probe(struct subchannel *sch)
 		return 0;
 	}
 	io_subchannel_init_fields(sch);
-	/*
-	 * First check if a fitting device may be found amongst the
-	 * disconnected devices or in the orphanage.
-	 */
-	dev_id.devno = sch->schib.pmcw.dev;
-	dev_id.ssid = sch->schid.ssid;
 	rc = sysfs_create_group(&sch->dev.kobj,
 				&io_subchannel_attr_group);
 	if (rc)
@@ -1196,6 +1190,12 @@ static int io_subchannel_probe(struct subchannel *sch)
 		rc = -ENOMEM;
 		goto out_err;
 	}
+	/*
+	 * First check if a fitting device may be found amongst the
+	 * disconnected devices or in the orphanage.
+	 */
+	dev_id.devno = sch->schib.pmcw.dev;
+	dev_id.ssid = sch->schid.ssid;
 	cdev = get_disc_ccwdev_by_dev_id(&dev_id, NULL);
 	if (!cdev)
 		cdev = get_orphaned_ccwdev_by_dev_id(to_css(sch->dev.parent),