scsi_transport_sas: Remove check for SAS expander when querying bay/enclosure IDs.

Dell Server backplanes can report bay/enclosure IDs without an
expander present.  This patch allows the bay/enclosure IDs to be
propagaged to sysfs.we
Signed-off-by: Jordan Hargrave <jordan_hargrave@dell.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>

drivers/scsi/scsi_transport_sas.c

@@ -1222,13 +1222,6 @@ show_sas_rphy_enclosure_identifier(struct device *dev,
 	u64 identifier;
 	int error;
 
-	/*
-	 * Only devices behind an expander are supported, because the
-	 * enclosure identifier is a SMP feature.
-	 */
-	if (scsi_is_sas_phy_local(phy))
-		return -EINVAL;
-
 	error = i->f->get_enclosure_identifier(rphy, &identifier);
 	if (error)
 		return error;
@@ -1248,9 +1241,6 @@ show_sas_rphy_bay_identifier(struct device *dev,
 	struct sas_internal *i = to_sas_internal(shost->transportt);
 	int val;
 
-	if (scsi_is_sas_phy_local(phy))
-		return -EINVAL;
-
 	val = i->f->get_bay_identifier(rphy);
 	if (val < 0)
 		return val;