diff --git a/ospfd/ospf_te.c b/ospfd/ospf_te.c
index 587564a..c605ce6 100644
--- a/ospfd/ospf_te.c
+++ b/ospfd/ospf_te.c
@@ -1036,7 +1036,8 @@
   /* If the lsa's age reached to MaxAge, start flushing procedure. */
   if (IS_LSA_MAXAGE (lsa))
     {
-      lp->flags &= ~LPFLG_LSA_ENGAGED;
+      if (lp)
+        lp->flags &= ~LPFLG_LSA_ENGAGED;
       ospf_opaque_lsa_flush_schedule (lsa);
       goto out;
     }