diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/lib/protocols/dns.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/lib/protocols/dns.c b/src/lib/protocols/dns.c index d78a8e808..5471b6177 100644 --- a/src/lib/protocols/dns.c +++ b/src/lib/protocols/dns.c @@ -283,7 +283,7 @@ static int search_valid_dns(struct ndpi_detection_module_struct *ndpi_struct, memcpy(dns_header, (struct ndpi_dns_packet_header*)&packet->payload[x], sizeof(struct ndpi_dns_packet_header)); - flow->protos.dns.transaction_id = dns_header->tr_id = ntohs(dns_header->tr_id); + dns_header->tr_id = ntohs(dns_header->tr_id); dns_header->flags = ntohs(dns_header->flags); dns_header->num_queries = ntohs(dns_header->num_queries); dns_header->num_answers = ntohs(dns_header->num_answers); @@ -320,6 +320,7 @@ static int search_valid_dns(struct ndpi_detection_module_struct *ndpi_struct, } else x++; } + flow->protos.dns.transaction_id = dns_header->tr_id; } else { if(flow->detected_protocol_stack[0] != NDPI_PROTOCOL_UNKNOWN) ndpi_set_risk(ndpi_struct, flow, NDPI_MALFORMED_PACKET, "Invalid DNS Header"); @@ -345,6 +346,7 @@ static int search_valid_dns(struct ndpi_detection_module_struct *ndpi_struct, } } + flow->protos.dns.transaction_id = dns_header->tr_id; flow->protos.dns.reply_code = dns_header->flags & 0x0F; if(flow->protos.dns.reply_code != 0) { |