Fix checksum generation

9 years ago · 7885effce1
parent 58fcce9547
commit 7885effce1
1 changed files with 1 additions and 0 deletions
--- a/src/socket4.c
+++ b/src/socket4.c
@ -96,6 +96,7 @@ int socket_sendto_ping_ipv4(int s, struct sockaddr *saddr, socklen_t saddr_len,

    icp->icmp_type = ICMP_ECHO;
    icp->icmp_code = 0;
+    icp->icmp_cksum = 0;
    icp->icmp_seq = htons(icmp_seq_nr);
    icp->icmp_id = htons(icmp_id_nr);