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IPv6: Add a check for the Jumbo Payload Hop-by-Hop option

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This commit is contained in:
Francois-Xavier Le Bail 2022-08-22 17:56:18 +02:00
parent c2c275f9f1
commit bbcd77cdee
1 changed files with 5 additions and 0 deletions
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5
print-ip6.c
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@ -351,6 +351,11 @@ ip6_print(netdissect_options *ndo, const u_char *bp, u_int length)
return;
}
advance = hbhopt_process(ndo, cp, &found_jumbo, &payload_len);
if (payload_len == 0 && found_jumbo == 0) {
ND_PRINT("[No valid Jumbo Payload Hop-by-Hop option found]");
nd_print_invalid(ndo);
return;
}
if (advance < 0) {
nd_pop_packet_info(ndo);
return;