diff --git a/entry/src/kni_entry.cpp b/entry/src/kni_entry.cpp
index a21d683..6bb4896 100644
--- a/entry/src/kni_entry.cpp
+++ b/entry/src/kni_entry.cpp
@@ -1102,7 +1102,7 @@ void next_data_intercept(struct pme_info *pmeinfo, const void *a_packet, struct
 		ipv4_hdr = (struct iphdr*)a_packet;
 		len = ntohs(ipv4_hdr->tot_len);
 	}
-	if(pktinfo.ip_totlen > KNI_DEFAULT_MTU){
+	if(pktinfo->ip_totlen > KNI_DEFAULT_MTU){
 		KNI_LOG_DEBUG(logger, "Next data packet exceed MTU(1500), stream traceid = %s, stream addr = %s", 
 				pmeinfo->stream_traceid, pmeinfo->stream_addr);
 		return;