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ospf6d: fix crash if zebra_interface_state_read can't find interface

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* ospf6_zebra.c: (ospf6_zebra_if_state_update) zebra_interface_state_read
  may return NULL, if it can't find an interface, deal with it.
This commit is contained in:
Paul Jakma 2011-04-04 10:39:15 +01:00
parent 604a9b43dd
commit 597de5a01a
1 changed files with 3 additions and 0 deletions
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3
ospf6d/ospf6_zebra.c
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@ -132,6 +132,9 @@ ospf6_zebra_if_state_update (int command, struct zclient *zclient,
struct interface *ifp; struct interface *ifp;
ifp = zebra_interface_state_read (zclient->ibuf); ifp = zebra_interface_state_read (zclient->ibuf);
if (ifp == NULL)
return 0;
if (IS_OSPF6_DEBUG_ZEBRA (RECV)) if (IS_OSPF6_DEBUG_ZEBRA (RECV))
zlog_debug ("Zebra Interface state change: " zlog_debug ("Zebra Interface state change: "
"%s index %d flags %llx metric %d mtu %d", "%s index %d flags %llx metric %d mtu %d",