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[ospfd] early-return in nsm_event missed LLDown event, fixes use after free

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2006-07-06 Paul Jakma <paul.jakma@sun.com>

	* ospf_nsm.c: (ospf_nsm_event) LLDown event also results in nbr
	  being deleted, requires early-return too. Likely explains
	  some crash reports after interface events.
This commit is contained in:
Paul Jakma 2006-07-06 11:12:39 +00:00
parent 5c19606870
commit aa2737a08a
2 changed files with 9 additions and 1 deletions
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6
ospfd/ChangeLog
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@ -1,3 +1,9 @@
2006-07-06 Paul Jakma <paul.jakma@sun.com>
* ospf_nsm.c: (ospf_nsm_event) LLDown event also results in nbr
being deleted, requires early-return too. Likely explains
some crash reports after interface events.
2006-07-04 Paul Jakma <paul.jakma@sun.com> 2006-07-04 Paul Jakma <paul.jakma@sun.com>
* ospf_nsm.c: (general) Various small cleanups from Andrew's * ospf_nsm.c: (general) Various small cleanups from Andrew's

4
ospfd/ospf_nsm.c
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@ -857,7 +857,9 @@ ospf_nsm_event (struct thread *thread)
/* When event is NSM_KillNbr or InactivityTimer, the neighbor is /* When event is NSM_KillNbr or InactivityTimer, the neighbor is
deleted. */ deleted. */
if (event == NSM_KillNbr || event == NSM_InactivityTimer) if (event == NSM_KillNbr
|| event == NSM_InactivityTimer
|| event == NSM_LLDown)
{ {
if (IS_DEBUG_OSPF (nsm, NSM_EVENTS)) if (IS_DEBUG_OSPF (nsm, NSM_EVENTS))
zlog_debug ("NSM[%s:%s]: neighbor deleted", zlog_debug ("NSM[%s:%s]: neighbor deleted",