sd-dhcp-server: fix broadcast of DHCP packets

[elogind.git] / src / libsystemd-network / sd-dhcp-server.c

diff --git a/src/libsystemd-network/sd-dhcp-server.c b/src/libsystemd-network/sd-dhcp-server.c
index e4236e8f7de1bb7af47c1f478e57baeb2595e55e..55a8fbe005bc78f6e3f56144a8e736332d9c9031 100644 (file)
--- a/src/libsystemd-network/sd-dhcp-server.c
+++ b/src/libsystemd-network/sd-dhcp-server.c
@@ -340,9 +340,12 @@ int dhcp_server_send_packet(sd_dhcp_server *server,
         } else if (req->message->ciaddr && type != DHCP_NAK)
                 destination = req->message->ciaddr;
 
-        if (destination || requested_broadcast(req) || type == DHCP_NAK)
+        if (destination != INADDR_ANY)
                 return dhcp_server_send_udp(server, destination, &packet->dhcp,
                                             sizeof(DHCPMessage) + optoffset);
+        else if (requested_broadcast(req) || type == DHCP_NAK)
+                return dhcp_server_send_udp(server, INADDR_BROADCAST, &packet->dhcp,
+                                            sizeof(DHCPMessage) + optoffset);
         else
                 /* we cannot send UDP packet to specific MAC address when the address is
                    not yet configured, so must fall back to raw packets */