From a381a585e3f77f7c99baf48d56a74744262fa2d6 Mon Sep 17 00:00:00 2001
From: xueyunfei <xueyunfei@espressif.com>
Date: Fri, 11 Dec 2020 15:54:11 +0800
Subject: [PATCH] =?UTF-8?q?optimization=E3=80=80tcp=20recv=20assert?=
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---
 src/core/tcp_in.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/tcp_in.c b/src/core/tcp_in.c
index 7ac49df3..8b0c9b8b 100644
--- a/src/core/tcp_in.c
+++ b/src/core/tcp_in.c
@@ -1517,7 +1517,7 @@ tcp_receive(struct tcp_pcb *pcb)
           if (pcb->rcv_wnd < TCP_TCPLEN(cseg)) {
               ESP_LOGW(TAG,"rx_oow,s=%u,w=%u,l=%u,n=%u,l1=%u,l2=%u,f=%x,tf=%d",seqno,pcb->rcv_wnd,cseg->len,pcb->rcv_nxt,pcb->snd_wl1,pcb->snd_wl2,TCPH_FLAGS((cseg)->tcphdr),pcb->flags);
               cseg->len = pcb->rcv_wnd;
-              if(TCPH_FLAGS((cseg)->tcphdr) & TCP_SYN) {
+              if((TCPH_FLAGS((cseg)->tcphdr) & TCP_SYN) || (TCPH_FLAGS((cseg)->tcphdr) & TCP_FIN)) {
                 cseg->len -= 1;
               } 
               pbuf_realloc(cseg->p, cseg->len);