We should be diffentiating between an invalid TPGS setting
and unsupported.

Signed-off-by: Hannes Reinecke <[email protected]>
---
 drivers/scsi/device_handler/scsi_dh_alua.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c 
b/drivers/scsi/device_handler/scsi_dh_alua.c
index dc77ce4..baaae3f 100644
--- a/drivers/scsi/device_handler/scsi_dh_alua.c
+++ b/drivers/scsi/device_handler/scsi_dh_alua.c
@@ -347,12 +347,18 @@ static int alua_check_tpgs(struct scsi_device *sdev, 
struct alua_dh_data *h)
                sdev_printk(KERN_INFO, sdev, "%s: supports implicit TPGS\n",
                            ALUA_DH_NAME);
                break;
-       default:
-               h->tpgs = TPGS_MODE_NONE;
+       case 0:
                sdev_printk(KERN_INFO, sdev, "%s: not supported\n",
                            ALUA_DH_NAME);
                err = SCSI_DH_DEV_UNSUPP;
                break;
+       default:
+               sdev_printk(KERN_INFO, sdev,
+                           "%s: unsupported TPGS setting %d\n",
+                           ALUA_DH_NAME, h->tpgs);
+               h->tpgs = TPGS_MODE_NONE;
+               err = SCSI_DH_DEV_UNSUPP;
+               break;
        }
 
        return err;
-- 
1.7.12.4

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