diff options
Diffstat (limited to 'net/dhcpv6.c')
| -rw-r--r-- | net/dhcpv6.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/net/dhcpv6.c b/net/dhcpv6.c index 54619ee6983..0c2de75ba1d 100644 --- a/net/dhcpv6.c +++ b/net/dhcpv6.c @@ -29,6 +29,10 @@ int updated_sol_max_rt_ms = SOL_MAX_RT_MS; /* state machine parameters/variables */ struct dhcp6_sm_params sm_params; +/* DHCPv6 all server IP6 address */ +const struct in6_addr dhcp_mcast_ip6 = DHCP6_MULTICAST_ADDR; +/* IPv6 multicast ethernet address */ +const u8 net_dhcp6_mcast_ethaddr[6] = IPV6_ALL_NODE_ETH_ADDR(dhcp_mcast_ip6); static void dhcp6_state_machine(bool timeout, uchar *rx_pkt, unsigned int len); @@ -171,7 +175,6 @@ static int dhcp6_add_option(int option_id, uchar *pkt) */ static void dhcp6_send_solicit_packet(void) { - struct in6_addr dhcp_bcast_ip6; int len = 0; uchar *pkt; uchar *dhcp_pkt_start_ptr; @@ -200,9 +203,8 @@ static void dhcp6_send_solicit_packet(void) len = pkt - dhcp_pkt_start_ptr; /* send UDP packet to DHCP6 multicast address */ - string_to_ip6(DHCP6_MULTICAST_ADDR, sizeof(DHCP6_MULTICAST_ADDR), &dhcp_bcast_ip6); net_set_udp_handler(dhcp6_handler); - net_send_udp_packet6((uchar *)net_bcast_ethaddr, &dhcp_bcast_ip6, + net_send_udp_packet6((uchar *)net_dhcp6_mcast_ethaddr, (struct in6_addr *)&dhcp_mcast_ip6, PORT_DHCP6_S, PORT_DHCP6_C, len); } @@ -218,7 +220,6 @@ static void dhcp6_send_solicit_packet(void) */ static void dhcp6_send_request_packet(void) { - struct in6_addr dhcp_bcast_ip6; int len = 0; uchar *pkt; uchar *dhcp_pkt_start_ptr; @@ -252,9 +253,8 @@ static void dhcp6_send_request_packet(void) len = pkt - dhcp_pkt_start_ptr; /* send UDP packet to DHCP6 multicast address */ - string_to_ip6(DHCP6_MULTICAST_ADDR, strlen(DHCP6_MULTICAST_ADDR), &dhcp_bcast_ip6); net_set_udp_handler(dhcp6_handler); - net_send_udp_packet6((uchar *)net_bcast_ethaddr, &dhcp_bcast_ip6, + net_send_udp_packet6((uchar *)net_dhcp6_mcast_ethaddr, (struct in6_addr *)&dhcp_mcast_ip6, PORT_DHCP6_S, PORT_DHCP6_C, len); } @@ -473,8 +473,7 @@ static int dhcp6_check_advertise_packet(uchar *rx_pkt, unsigned int len) * server UID, save the new server UID and preference */ if (!sm_params.server_uid.uid_ptr || - (sm_params.server_uid.uid_ptr && - sm_params.server_uid.preference < sm_params.rx_status.preference)) { + sm_params.server_uid.preference < sm_params.rx_status.preference) { rx_uid_size = sm_params.rx_status.server_uid_size; if (sm_params.server_uid.uid_ptr) free(sm_params.server_uid.uid_ptr); |