scsi: hpsa: do not get enclosure info for external devices

external shelves do not support BMICs.

Reviewed-by: Scott Benesh <scott.benesh@microsemi.com>
Reviewed-by: Scott Teel <scott.teel@microsemi.com>
Reviewed-by: Kevin Barnett <kevin.barnett@microsemi.com>
Signed-off-by: Don Brace <don.brace@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 73daace..8e22aed 100644 (file)
--- 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;