From cd22a62b3ce3aa4cf8985337657ec9750176aa49 Mon Sep 17 00:00:00 2001
From: Ondrej Filip <feela@network.cz>
Date: Tue, 9 May 2000 18:20:39 +0000
Subject: [PATCH] Don't send flushed LSAs.

---
 proto/ospf/lsupd.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/proto/ospf/lsupd.c b/proto/ospf/lsupd.c
index 9009b17d..608db878 100644
--- a/proto/ospf/lsupd.c
+++ b/proto/ospf/lsupd.c
@@ -175,7 +175,9 @@ ospf_lsupd_tx_list(struct ospf_neighbor *n, list *l)
 
   WALK_LIST(llsh, *l)
   {
-    en=ospf_hash_find(n->ifa->oa->gr,llsh->lsh.id,llsh->lsh.rt,llsh->lsh.type);
+    if((en=ospf_hash_find(n->ifa->oa->gr,llsh->lsh.id,llsh->lsh.rt,
+      llsh->lsh.type))==NULL) continue;		/* Probably flushed LSA */
+
     DBG("Sending ID=%I, Type=%u, RT=%I\n", llsh->lsh.id, llsh->lsh.type,
       llsh->lsh.rt);
     if((len+en->lsa.length)>n->ifa->iface->mtu)