libiscsi: check reason why we are stopping iscsi session to determine error value

Some wires got crossed on some patches and I messed up in the code
below when rebuilding a patch. We want to be checking if flag
equaled the value indicating if we killing the session due to
final logout or if we just trying to relogin.
Signed-off-by: NMike Christie <michaelc@cs.wisc.edu>
Signed-off-by: NJames Bottomley <James.Bottomley@HansenPartnership.com>

drivers/scsi/libiscsi.c

@@ -2453,7 +2453,7 @@ static void iscsi_start_session_recovery(struct iscsi_session *session,
 	 * flush queues.
 	 */
 	spin_lock_bh(&session->lock);
-	if (STOP_CONN_RECOVER)
+	if (flag == STOP_CONN_RECOVER)
 		fail_all_commands(conn, -1, DID_TRANSPORT_DISRUPTED);
 	else
 		fail_all_commands(conn, -1, DID_ERROR);