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-rw-r--r--isisd/ChangeLog4
-rw-r--r--isisd/isis_pdu.c3
2 files changed, 7 insertions, 0 deletions
diff --git a/isisd/ChangeLog b/isisd/ChangeLog
index 726593ab..b95bdbf9 100644
--- a/isisd/ChangeLog
+++ b/isisd/ChangeLog
@@ -1,3 +1,7 @@
+2004-09-27 Hasso Tepper <hasso at quagga.net>
+
+ * isis_pdu.c: Fix accessing NULL found by valgrind.
+
2004-09-26 Hasso Tepper <hasso at quagga.net>
* isis_circuit.c: Fix previous commit. Don't schedule LSP regeneration
diff --git a/isisd/isis_pdu.c b/isisd/isis_pdu.c
index 436240ef..3e5154c6 100644
--- a/isisd/isis_pdu.c
+++ b/isisd/isis_pdu.c
@@ -141,6 +141,9 @@ ip_match (struct list *left, struct list *right)
struct in_addr *ip2;
struct listnode *node1, *node2;
+ if ((left == NULL) || (right == NULL))
+ return 0;
+
LIST_LOOP (left, ip1, node1)
{
LIST_LOOP (right, ip2, node2)