From d9addc92450219c8f841679eac160e141fe27ef4 Mon Sep 17 00:00:00 2001 From: tianzhishuizhu Date: Wed, 14 Sep 2016 16:16:24 +0800 Subject: check packet udp != NULL --- src/lib/protocols/ubntac2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/lib/protocols') diff --git a/src/lib/protocols/ubntac2.c b/src/lib/protocols/ubntac2.c index 7763c18d1..3015f4211 100644 --- a/src/lib/protocols/ubntac2.c +++ b/src/lib/protocols/ubntac2.c @@ -35,7 +35,7 @@ void ndpi_search_ubntac2(struct ndpi_detection_module_struct *ndpi_struct, struc NDPI_LOG(NDPI_PROTOCOL_UBNTAC2, ndpi_struct, NDPI_LOG_TRACE, "UBNTAC2 detection... plen:%i %i:%i\n", packet->payload_packet_len, ntohs(packet->udp->source), ntohs(packet->udp->dest)); - if (packet->payload_packet_len >= 135 && + if (packet->udp != NULL && packet->payload_packet_len >= 135 && (packet->udp->source == htons(10001) || packet->udp->dest == htons(10001)) && memcmp(&(packet->payload[36]), "UBNT", 4) == 0) { -- cgit v1.2.3