[PATCH 02/12] hpsa: do not get enclosure info for external devices

[Don Brace <don.brace@xxxxxxxxxxxxx>]

external shelves do not support BMICs.

Reviewed-by: Scott Benesh <scott.benesh@xxxxxxxxxxxxx>
Reviewed-by: Scott Teel <scott.teel@xxxxxxxxxxxxx>
Reviewed-by: Kevin Barnett <kevin.barnett@xxxxxxxxxxxxx>
Signed-off-by: Don Brace <don.brace@xxxxxxxxxxxxx>
---
 drivers/scsi/hpsa.c |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 73daace..8e22aed 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3353,6 +3353,11 @@ static void hpsa_get_enclosure_info(struct ctlr_info *h,
 
 	bmic_device_index = GET_BMIC_DRIVE_NUMBER(&rle->lunid[0]);
 
+	if (encl_dev->target == -1 || encl_dev->lun == -1) {
+		rc = IO_OK;
+		goto out;
+	}
+
 	if (bmic_device_index == 0xFF00 || MASKED_DEVICE(&rle->lunid[0])) {
 		rc = IO_OK;
 		goto out;