diff options
| -rw-r--r-- | net/arp.c | 9 | ||||
| -rw-r--r-- | net/ping.c | 10 |
2 files changed, 8 insertions, 11 deletions
@@ -170,7 +170,7 @@ void ArpReceive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len) case ARPOP_REPLY: /* arp reply */ /* are we waiting for a reply */ - if (!NetArpWaitPacketIP || !NetArpWaitPacketMAC) + if (!NetArpWaitPacketIP) break; #ifdef CONFIG_KEEP_SERVERADDR @@ -189,15 +189,16 @@ void ArpReceive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len) arp->ar_data); /* save address for later use */ - memcpy(NetArpWaitPacketMAC, - &arp->ar_sha, ARP_HLEN); + if (NetArpWaitPacketMAC != NULL) + memcpy(NetArpWaitPacketMAC, + &arp->ar_sha, ARP_HLEN); net_get_arp_handler()((uchar *)arp, 0, reply_ip_addr, 0, len); /* modify header, and transmit it */ memcpy(((struct ethernet_hdr *)NetArpWaitTxPacket)-> - et_dest, NetArpWaitPacketMAC, ARP_HLEN); + et_dest, &arp->ar_sha, ARP_HLEN); NetSendPacket(NetArpWaitTxPacket, NetArpWaitTxPacketSize); @@ -40,22 +40,18 @@ static void set_icmp_header(uchar *pkt, IPaddr_t dest) static int ping_send(void) { - static uchar mac[6]; uchar *pkt; int eth_hdr_size; /* XXX always send arp request */ - memcpy(mac, NetEtherNullAddr, 6); - debug("sending ARP for %pI4\n", &NetPingIP); NetArpWaitPacketIP = NetPingIP; - NetArpWaitPacketMAC = mac; - pkt = NetArpWaitTxPacket; - eth_hdr_size = NetSetEther(pkt, mac, PROT_IP); - pkt += eth_hdr_size; + eth_hdr_size = NetSetEther(NetArpWaitTxPacket, NetEtherNullAddr, + PROT_IP); + pkt = NetArpWaitTxPacket + eth_hdr_size; set_icmp_header(pkt, NetPingIP); |