From 28d47d96b9e70a172f6bdc534a73e1704497ee19 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=92=8B=E7=A5=A5=E9=BE=99?= <648708566@qq.com>
Date: Fri, 14 May 2021 21:07:27 +0800
Subject: [PATCH] =?UTF-8?q?1.=E4=BF=AE=E5=A4=8D=E5=89=8D=E4=B8=80=E4=B8=AA?=
 =?UTF-8?q?ssl=E9=94=99=E8=AF=AF=E6=B2=A1=E6=B8=85=EF=BC=8C=E5=AF=BC?=
 =?UTF-8?q?=E8=87=B4=E5=90=8E=E9=9D=A2=E7=9A=84=E6=AD=A3=E5=B8=B8ssl?=
 =?UTF-8?q?=E8=B0=83=E7=94=A8=E6=93=8D=E4=BD=9C=20=E8=8E=B7=E5=8F=96?=
 =?UTF-8?q?=E5=88=B0=E8=BF=99=E4=B8=AA=E9=94=99=E8=AF=AF=20(#1401)?=
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---
 lualib-src/ltls.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lualib-src/ltls.c b/lualib-src/ltls.c
index 0e8e41b3..81bd397b 100644
--- a/lualib-src/ltls.c
+++ b/lualib-src/ltls.c
@@ -182,6 +182,7 @@ _ltls_context_handshake(lua_State* L) {
             return 0;
         } else if (ret < 0) {
             int err = SSL_get_error(tls_p->ssl, ret);
+            ERR_clear_error();
             if(err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE) {
                 int all_read = _bio_read(L, tls_p);
                 if(all_read>0) {
@@ -192,6 +193,7 @@ _ltls_context_handshake(lua_State* L) {
             }
         } else {
             int err = SSL_get_error(tls_p->ssl, ret);
+            ERR_clear_error();
             luaL_error(L, "SSL_do_handshake error:%d ret:%d", err, ret);
         }
     }
@@ -219,6 +221,7 @@ _ltls_context_read(lua_State* L) {
         read = SSL_read(tls_p->ssl, outbuff, sizeof(outbuff));
         if(read <= 0) {
             int err = SSL_get_error(tls_p->ssl, read);
+            ERR_clear_error();
             if(err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE) {
                 break;
             }
@@ -244,6 +247,7 @@ _ltls_context_write(lua_State* L) {
         int written = SSL_write(tls_p->ssl, unencrypted_data,  slen);
         if(written <= 0) {
             int err = SSL_get_error(tls_p->ssl, written);
+            ERR_clear_error();
             luaL_error(L, "SSL_write error:%d", err);
         }else if(written <= slen) {
             unencrypted_data += written;