[lwip-users] dhcp bug fix

[Paul Clarke]

In dhcp_decline the netif is not configured so udp_send fails with ERR_RTE.

This patch a copy of how the dhcp request is sent worked for me.

 

Paul

 

682,683c682,683
<     udp_connect(dhcp->pcb, &dhcp->server_ip_addr, DHCP_SERVER_PORT);
<     udp_send(dhcp->pcb, dhcp->p_out);
---
>     udp_connect(dhcp->pcb, IP_ADDR_ANY, DHCP_SERVER_PORT);
>     udp_sendto(dhcp->pcb, dhcp->p_out, IP_ADDR_BROADCAST, DHCP_SERVER_PORT);

---

		Paul Clarke Hardware Design Engineer QUEST Retail Technology Pty Ltd 37-39 Walsh Street Thebarton, Adelaide  S.A. 5031   AUSTRALIA
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