From 8a2493c26aa9f82832abf64f5e6306ef46c4a221 Mon Sep 17 00:00:00 2001
From: Luca Deri <deri@ntop.org>
Date: Fri, 19 Jun 2015 11:39:38 +0200
Subject: Fixed crash caused by IPv6 traffic and KakaoTalk

---
 src/lib/protocols/kakaotalk_voice.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/lib/protocols/kakaotalk_voice.c b/src/lib/protocols/kakaotalk_voice.c
index dfda5c849..94ea2680d 100644
--- a/src/lib/protocols/kakaotalk_voice.c
+++ b/src/lib/protocols/kakaotalk_voice.c
@@ -33,7 +33,7 @@ void ndpi_search_kakaotalk_voice(struct ndpi_detection_module_struct *ndpi_struc
   unsigned char *vers;
   int ver_offs;
   
-  if(packet->udp != NULL) {
+  if(packet->iph && (packet->udp != NULL)) {
     if((packet->payload[0] == 0x81)
        || (packet->payload[1] == 0xC8)
        || (packet->payload[2] == 0x00)
-- 
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