diff options
Diffstat (limited to 'src/lib/protocols/dns.c')
| -rw-r--r-- | src/lib/protocols/dns.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/src/lib/protocols/dns.c b/src/lib/protocols/dns.c index ff0ac846a..1de7d28f9 100644 --- a/src/lib/protocols/dns.c +++ b/src/lib/protocols/dns.c @@ -238,12 +238,8 @@ static int search_valid_dns(struct ndpi_detection_module_struct *ndpi_struct, if((dns_header->flags & FLAGS_MASK) == 0x0000) *is_query = 1; /* 0x8000 RESPONSE */ - else if((dns_header->flags & FLAGS_MASK) == 0x8000) + else *is_query = 0; - else { - ndpi_set_risk(ndpi_struct, flow, NDPI_MALFORMED_PACKET, "Invalid DNS Flags"); - return(1 /* invalid */); - } if(*is_query) { /* DNS Request */ @@ -448,9 +444,6 @@ static void ndpi_search_dns(struct ndpi_detection_module_struct *ndpi_struct, st s_port = ntohs(packet->tcp->source); d_port = ntohs(packet->tcp->dest); payload_offset = 2; - } else { - NDPI_EXCLUDE_PROTO(ndpi_struct, flow); - return; } if(((s_port == DNS_PORT) || (d_port == DNS_PORT) |