Remove ping-check of configured DHCP address.
This was added in 5ce3e76fbf89e942e8c54ef3e3389facf0d9067a but
it trips over too many buggy clients that leave an interface configured
even in DHCPDISCOVER case.
diff --git a/src/rfc2131.c b/src/rfc2131.c
index 86230b4..785e15c 100644
--- a/src/rfc2131.c
+++ b/src/rfc2131.c
@@ -1040,8 +1040,6 @@
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 ((!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;
}