From 182d2198332c2a20891a7cdbceeaaf62b47924e8 Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Wed, 24 Jul 2019 10:27:20 -0700 Subject: [PATCH] tcp: force zero window on full rx fifo Type: feature Change-Id: I7c5684a9f88e56fd62d83a59c14c4e4a6f096b89 Signed-off-by: Florin Coras --- src/vnet/tcp/tcp_output.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c index 239f6035d5f..eb481582fae 100644 --- a/src/vnet/tcp/tcp_output.c +++ b/src/vnet/tcp/tcp_output.c @@ -122,7 +122,10 @@ tcp_update_rcv_wnd (tcp_connection_t * tc) */ available_space = transport_max_rx_enqueue (&tc->connection); if (PREDICT_FALSE (available_space < tc->rcv_opts.mss)) - available_space = 0; + { + tc->rcv_wnd = 0; + return; + } /* * Use the above and what we know about what we've previously advertised -- 2.16.6