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authorKenneth R Westerback <krw@cvs.openbsd.org>2013-04-22 15:02:43 +0000
committerKenneth R Westerback <krw@cvs.openbsd.org>2013-04-22 15:02:43 +0000
commit92c3a6b185c40b1334c4d5734428d2f3d1e9fa2a (patch)
tree0131f9d71c2e18b28c1c376681de9c61a7f19cd0 /usr.sbin
parent9a6987bd55f65c729603d2018fa5b964c5dffa02 (diff)
When sync'ing, look for lease by hwaddr and then ipaddr. Not hwaddr
twice. Simplify logic. Fixes loops while sync'ing for sthen@. Spotted by & fixed tested by sthen@.
Diffstat (limited to 'usr.sbin')
-rw-r--r--usr.sbin/dhcpd/sync.c20
1 files changed, 6 insertions, 14 deletions
diff --git a/usr.sbin/dhcpd/sync.c b/usr.sbin/dhcpd/sync.c
index 6890dd24410..e436d848e7c 100644
--- a/usr.sbin/dhcpd/sync.c
+++ b/usr.sbin/dhcpd/sync.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sync.c,v 1.12 2013/04/13 18:08:47 krw Exp $ */
+/* $OpenBSD: sync.c,v 1.13 2013/04/22 15:02:42 krw Exp $ */
/*
* Copyright (c) 2008 Bob Beck <beck@openbsd.org>
@@ -299,19 +299,11 @@ sync_recv(void)
lv = (struct dhcp_synctlv_lease *)tlv;
if (sizeof(*lv) > ntohs(tlv->st_length))
goto trunc;
- if ((lease = find_lease_by_hw_addr(
- lv->lv_hardware_addr.haddr,
- lv->lv_hardware_addr.hlen)) == NULL) {
- if ((lease = find_lease_by_hw_addr(
- lv->lv_hardware_addr.haddr,
- lv->lv_hardware_addr.hlen)) == NULL)
- {
- lp = &l;
- memset(lp, 0, sizeof(*lp));
- } else
- lp = lease;
- } else
- lp = lease;
+ lease = find_lease_by_hw_addr(
+ lv->lv_hardware_addr.haddr,
+ lv->lv_hardware_addr.hlen);
+ if (lease == NULL)
+ lease = find_lease_by_ip_addr(lv->lv_ip_addr);
lp = &l;
memset(lp, 0, sizeof(*lp));