From a88ab4337e47bda8f71f53d1f9a466caa36591f9 Mon Sep 17 00:00:00 2001
From: ValdikSS <iam@valdikss.org.ru>
Date: Wed, 20 Dec 2017 03:33:30 +0300
Subject: [PATCH] Apply HTTP Persistent fragmentation only for sufficiently
 large packets

---
 goodbyedpi.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/goodbyedpi.c b/goodbyedpi.c
index 8227da9..0603000 100644
--- a/goodbyedpi.c
+++ b/goodbyedpi.c
@@ -533,7 +533,9 @@ int main(int argc, char *argv[]) {
                          * ack number of received packet and retransmitting missing part again,
                          * but it's better to send it anyway since it eliminates one RTT.
                          */
-                        if (do_fragment_http_persistent && !http_req_fragmented) {
+                        if (do_fragment_http_persistent && !http_req_fragmented &&
+                            (packet_dataLen > http_fragment_size)
+                        ) {
                             ppIpHdr->Length = htons(
                                 ntohs(ppIpHdr->Length) -
                                 packet_dataLen + http_fragment_size