[SCSI] ipr: Prevent upper layer driver binding

Set the no_uld_attach for devices ipr does not want
upper layer drivers to attach to. These devices are
only reported for RAID management and only sg should
be used to talk to them.

Signed-off-by: Brian King <brking@us.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index d47df3f9d226..63d01e6394a2 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -2789,8 +2789,10 @@ static int ipr_slave_configure(struct scsi_device *sdev)
         if (res) {
                 if (ipr_is_af_dasd_device(res))
                         sdev->type = TYPE_RAID;
-                if (ipr_is_af_dasd_device(res) || ipr_is_ioa_resource(res))
+                if (ipr_is_af_dasd_device(res) || ipr_is_ioa_resource(res)) {
                         sdev->scsi_level = 4;
+                        sdev->no_uld_attach = 1;
+                }
                 if (ipr_is_vset_device(res)) {
                         sdev->timeout = IPR_VSET_RW_TIMEOUT;
                         blk_queue_max_sectors(sdev->request_queue, IPR_VSET_MAX_SECTORS);