From: Daniel Stenberg <daniel@haxx.se>
Date: Wed, 30 Oct 2019 08:44:30 +0000 (+0100)
Subject: gtls: make gnutls_bye() not wait for response on shutdown
X-Git-Tag: curl-7_67_0~7
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c2b01cce5ca4ddab04a6e1978be6281d30a55567;p=thirdparty%2Fcurl.git

gtls: make gnutls_bye() not wait for response on shutdown

... as it can make it wait there for a long time for no good purpose.

Patched-by: Jay Satiro
Reported-by: Bylon2 on github
Adviced-by: Nikos Mavrogiannopoulos

Fixes #4487
Closes #4541
---

diff --git a/lib/vtls/gtls.c b/lib/vtls/gtls.c
index 0a83f35afd..3737d7c685 100644
--- a/lib/vtls/gtls.c
+++ b/lib/vtls/gtls.c
@@ -1608,7 +1608,7 @@ static ssize_t gtls_send(struct connectdata *conn,
 static void close_one(struct ssl_connect_data *connssl)
 {
   if(BACKEND->session) {
-    gnutls_bye(BACKEND->session, GNUTLS_SHUT_RDWR);
+    gnutls_bye(BACKEND->session, GNUTLS_SHUT_WR);
     gnutls_deinit(BACKEND->session);
     BACKEND->session = NULL;
   }