diff options
Diffstat (limited to 'src/lib/ndpi_main.c')
| -rw-r--r-- | src/lib/ndpi_main.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c index 6b2210ec1..4d83def4d 100644 --- a/src/lib/ndpi_main.c +++ b/src/lib/ndpi_main.c @@ -2287,7 +2287,7 @@ u_int16_t ndpi_network_ptree_match(struct ndpi_detection_module_struct *ndpi_str ndpi_prefix_t prefix; ndpi_patricia_node_t *node; - if(!ndpi_str->protocols_ptree) + if(!ndpi_str || !ndpi_str->protocols_ptree) return(NDPI_PROTOCOL_UNKNOWN); if(ndpi_str->ndpi_num_custom_protocols == 0) { @@ -2318,7 +2318,7 @@ u_int16_t ndpi_network_port_ptree_match(struct ndpi_detection_module_struct *ndp ndpi_prefix_t prefix; ndpi_patricia_node_t *node; - if(!ndpi_str->protocols_ptree) + if(!ndpi_str || !ndpi_str->protocols_ptree) return(NDPI_PROTOCOL_UNKNOWN); if(ndpi_str->ndpi_num_custom_protocols == 0) { @@ -7498,8 +7498,12 @@ void ndpi_parse_packet_line_info_any(struct ndpi_detection_module_struct *ndpi_s u_int16_t ndpi_check_for_email_address(struct ndpi_detection_module_struct *ndpi_str, u_int16_t counter) { - struct ndpi_packet_struct *packet = &ndpi_str->packet; + struct ndpi_packet_struct *packet; + + if(!ndpi_str) + return(0); + packet = &ndpi_str->packet; NDPI_LOG_DBG2(ndpi_str, "called ndpi_check_for_email_address\n"); if(packet->payload_packet_len > counter && ((packet->payload[counter] >= 'a' && packet->payload[counter] <= 'z') || @@ -8983,7 +8987,7 @@ const char *ndpi_get_l4_proto_name(ndpi_l4_proto_info proto) { ndpi_l4_proto_info ndpi_get_l4_proto_info(struct ndpi_detection_module_struct *ndpi_struct, u_int16_t ndpi_proto_id) { - if(ndpi_proto_id < ndpi_struct->ndpi_num_supported_protocols) { + if(ndpi_struct && ndpi_proto_id < ndpi_struct->ndpi_num_supported_protocols) { u_int16_t idx = ndpi_struct->proto_defaults[ndpi_proto_id].protoIdx; NDPI_SELECTION_BITMASK_PROTOCOL_SIZE bm = ndpi_struct->callback_buffer[idx].ndpi_selection_bitmask; |