diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c
index 2c96fc5683ff..8b6d65e21bae 100644
--- a/drivers/scsi/scsi_transport_sas.c
+++ b/drivers/scsi/scsi_transport_sas.c
@@ -845,6 +845,8 @@ int sas_rphy_add(struct sas_rphy *rphy)
 	    (identify->target_port_protocols &
 	     (SAS_PROTOCOL_SSP|SAS_PROTOCOL_STP|SAS_PROTOCOL_SATA)))
 		rphy->scsi_target_id = sas_host->next_target_id++;
+	else if (identify->device_type == SAS_END_DEVICE)
+		rphy->scsi_target_id = -1;
 	mutex_unlock(&sas_host->lock);
 
 	if (identify->device_type == SAS_END_DEVICE &&