-diff -up dhcp-4.2.0/server/bootp.c.unicast dhcp-4.2.0/server/bootp.c
---- dhcp-4.2.0/server/bootp.c.unicast 2009-11-20 02:49:03.000000000 +0100
-+++ dhcp-4.2.0/server/bootp.c 2010-07-21 13:40:25.000000000 +0200
-@@ -58,6 +58,7 @@ void bootp (packet)
+diff -up dhcp-4.2.4b1/server/bootp.c.unicast dhcp-4.2.4b1/server/bootp.c
+--- dhcp-4.2.4b1/server/bootp.c.unicast 2012-04-10 23:27:06.000000000 +0200
++++ dhcp-4.2.4b1/server/bootp.c 2012-04-16 17:28:42.095919022 +0200
+@@ -59,6 +59,7 @@ void bootp (packet)
char msgbuf [1024];
int ignorep;
int peer_has_leases = 0;
if (packet -> raw -> op != BOOTREQUEST)
return;
-@@ -73,7 +74,7 @@ void bootp (packet)
+@@ -74,7 +75,7 @@ void bootp (packet)
? inet_ntoa (packet -> raw -> giaddr)
: packet -> interface -> name);
log_info ("%s: network unknown", msgbuf);
return;
}
-@@ -390,6 +391,13 @@ void bootp (packet)
- from, &to, &hto);
+@@ -399,6 +400,15 @@ void bootp (packet)
+
goto out;
}
+ } else if (norelay == 2) {
+ to.sin_addr = raw.ciaddr;
+ to.sin_port = remote_port;
+ if (fallback_interface) {
-+ result = send_packet (fallback_interface, (struct packet *)0, &raw, outgoing.packet_length, from, &to, &hto);
++ result = send_packet (fallback_interface, NULL, &raw,
++ outgoing.packet_length, from,
++ &to, &hto);
+ goto out;
+ }
/* If it comes from a client that already knows its address
and is not requesting a broadcast response, and we can
-diff -up dhcp-4.2.0/server/dhcp.c.unicast dhcp-4.2.0/server/dhcp.c
---- dhcp-4.2.0/server/dhcp.c.unicast 2010-06-01 19:29:59.000000000 +0200
-+++ dhcp-4.2.0/server/dhcp.c 2010-07-21 13:40:25.000000000 +0200
-@@ -4185,6 +4185,7 @@ int locate_network (packet)
+diff -up dhcp-4.2.4b1/server/dhcp.c.unicast dhcp-4.2.4b1/server/dhcp.c
+--- dhcp-4.2.4b1/server/dhcp.c.unicast 2012-03-09 12:28:12.000000000 +0100
++++ dhcp-4.2.4b1/server/dhcp.c 2012-04-16 17:26:55.067418285 +0200
+@@ -4299,6 +4299,7 @@ int locate_network (packet)
struct data_string data;
struct subnet *subnet = (struct subnet *)0;
struct option_cache *oc;
/* See if there's a Relay Agent Link Selection Option, or a
* Subnet Selection Option. The Link-Select and Subnet-Select
-@@ -4200,12 +4201,24 @@ int locate_network (packet)
+@@ -4314,12 +4315,24 @@ int locate_network (packet)
from the interface, if there is one. If not, fail. */
if (!oc && !packet -> raw -> giaddr.s_addr) {
if (packet -> interface -> shared_network) {
}
/* If there's an option indicating link connection, and it's valid,
-@@ -4228,7 +4241,10 @@ int locate_network (packet)
+@@ -4342,7 +4355,10 @@ int locate_network (packet)
data_string_forget (&data, MDL);
} else {
ia.len = 4;
}
/* If we know the subnet on which the IP address lives, use it. */
-@@ -4236,7 +4252,10 @@ int locate_network (packet)
+@@ -4350,7 +4366,10 @@ int locate_network (packet)
shared_network_reference (&packet -> shared_network,
subnet -> shared_network, MDL);
subnet_dereference (&subnet, MDL);