[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>
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index d47df3f..63d01e6 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -2789,8 +2789,10 @@
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);