[SCSI] qla4xxx: set driver ddb state correctly in process_ddb_changed

If fw ddb state is ACTIVE mark driver ddb stat as ONLINE and
unblock iscsi session.

Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: Ravi Anand <ravi.anand@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/scsi/qla4xxx/ql4_init.c b/drivers/scsi/qla4xxx/ql4_init.c
index 5510df8a7fa6..8947743e54d7 100644
--- a/drivers/scsi/qla4xxx/ql4_init.c
+++ b/drivers/scsi/qla4xxx/ql4_init.c
@@ -1487,7 +1487,10 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
                       ddb_entry->fw_ddb_device_state, state, fw_ddb_index));
         if (old_fw_ddb_device_state == state &&
             state == DDB_DS_SESSION_ACTIVE) {
-                /* Do nothing, state not changed. */
+                if (atomic_read(&ddb_entry->state) != DDB_STATE_ONLINE) {
+                        atomic_set(&ddb_entry->state, DDB_STATE_ONLINE);
+                        iscsi_unblock_session(ddb_entry->sess);
+                }
                 return QLA_SUCCESS;
         }