From 5bd5461f966c5270d8a23ad22f5aab6506c95866 Mon Sep 17 00:00:00 2001
From: Zied Aouini <aouinizied@gmail.com>
Date: Sat, 12 Dec 2020 11:12:59 +0100
Subject: Fix minimum packet length condition (#1087)

---
 example/reader_util.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'example/reader_util.c')

diff --git a/example/reader_util.c b/example/reader_util.c
index 8546c427e..c340884a3 100644
--- a/example/reader_util.c
+++ b/example/reader_util.c
@@ -1616,7 +1616,8 @@ struct ndpi_proto ndpi_workflow_process_packet(struct ndpi_workflow * workflow,
 
 
  datalink_check:
-  if(header->caplen < eth_offset + 40)
+  // 20 for min iph and 8 for min UDP
+  if(header->caplen < eth_offset + 28)
     return(nproto); /* Too short */
 
   switch(datalink_type) {
-- 
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