faab906d2
Uwe Glaeser
2020-06-21
Subject
udhcpc6: use correct multicast MAC
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Commit Diff GitHub →
networking/udhcp/d6_dhcpc.c+5 -1
| @@ -553,11 +553,15 @@ static int d6_mcast_from_client_data_ifindex(struct d6_packet *packet, uint8_t * | |
| 0xFF, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x02, | |
| }; | |
| + | /* IPv6 requires different multicast contents in Ethernet Frame (RFC 2464) */ |
| + | static const uint8_t MAC_DHCP6MCAST_ADDR[6] ALIGN2 = { |
| + | 0x33, 0x33, 0x00, 0x01, 0x00, 0x02, |
| + | }; |
| return d6_send_raw_packet( | |
| packet, (end - (uint8_t*) packet), | |
| /*src*/ &client6_data.ll_ip6, CLIENT_PORT6, | |
| - | /*dst*/ (struct in6_addr*)FF02__1_2, SERVER_PORT6, MAC_BCAST_ADDR, |
| + | /*dst*/ (struct in6_addr*)FF02__1_2, SERVER_PORT6, MAC_DHCP6MCAST_ADDR, |
| client_data.ifindex | |
| ); | |
| } | |