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Tweak ICMP ping check logic for DHCPv4.

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Simon Kelley committed 2017-06-15 23:23:25 +01:00
1 parent 2446514e71
commit 4bb68866a8
1 file changed
+1 -1
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src/rfc2131.c
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@@ -1040,7 +1040,7 @@ size_t dhcp_reply(struct dhcp_context *context, char *iface_name, int int_index,
else if (have_config(config, CONFIG_DECLINED) &&
difftime(now, config->decline_time) < (float)DECLINE_BACKOFF)
my_syslog(MS_DHCP | LOG_WARNING, _("not using configured address %s because it was previously declined"), addrs);
else if (!do_icmp_ping(now, config->addr, 0, loopback))
else if ((!lease || lease->addr.s_addr != config->addr.s_addr) && !do_icmp_ping(now, config->addr, 0, loopback))
my_syslog(MS_DHCP | LOG_WARNING, _("not using configured address %s because it is in use by another host"), addrs);
else
conf = config->addr;