fix: ttl too low infinite loop

2025-12-18 09:52:43 -06:00
parent 2707a3aee2
commit 86c2e34fb9
1 changed files with 2 additions and 0 deletions
--- a/src/main.c
+++ b/src/main.c
@@ -83,6 +83,8 @@ static int check_reply(struct icmphdr *sent_hdr, struct icmphdr *recv_hdr, size_
        return 1;
    if (recv_hdr->type == 8)
        return 1;
+    if (recv_hdr->type != 0)
+        return 0;
    if ((size_t) recv_size != sent_size)
        return 1;
    return check_packet_conformity((char *)sent_hdr, (char *)recv_hdr, recv_size);