scsi: hpsa: Prevent sending bmic commands to externals

Reviewed-by: Scott Benesh <scott.benest@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>
Orabug: 25605941
(cherry picked from commit 4b6e5597f4c9ae545a1bd18e830d9f6b4465cadd)
Signed-off-by: Jack Vogel <jack.vogel@oracle.com>

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index acd37518a540748756c447fff29ad19af69c9b05..ed2d0039273841a014d05f1325f601abba70c925 100644 (file)
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -4094,7 +4094,17 @@ static void hpsa_get_ioaccel_drive_info(struct ctlr_info *h,
                struct bmic_identify_physical_device *id_phys)
 {
        int rc;
-       struct ext_report_lun_entry *rle = &rlep->LUN[rle_index];
+       struct ext_report_lun_entry *rle;
+
+       /*
+        * external targets don't support BMIC
+        */
+       if (dev->external) {
+               dev->queue_depth = 7;
+               return;
+       }
+
+       rle = &rlep->LUN[rle_index];
 
        dev->ioaccel_handle = rle->ioaccel_handle;
        if ((rle->device_flags & 0x08) && dev->ioaccel_handle)