From 6712ba9323cd9dc550ae3cc258cb61b5b23dcd83 Mon Sep 17 00:00:00 2001
From: Matt Caswell <matt@openssl.org>
Date: Tue, 29 May 2018 15:58:47 +0100
Subject: [PATCH] Only set TCP_NODELAY if the protocol is TCP

This doesn't apply if we're doing DTLS, or using UNIX domain sockets.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/6373)
---
 apps/s_socket.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/s_socket.c b/apps/s_socket.c
index f4264cd9ff..76f9289002 100644
--- a/apps/s_socket.c
+++ b/apps/s_socket.c
@@ -147,7 +147,7 @@ int init_client(int *sock, const char *host, const char *port,
 #endif
 
         if (!BIO_connect(*sock, BIO_ADDRINFO_address(ai),
-                         type == SOCK_STREAM ? BIO_SOCK_NODELAY : 0)) {
+                         protocol == IPPROTO_TCP ? BIO_SOCK_NODELAY : 0)) {
             BIO_closesocket(*sock);
             *sock = INVALID_SOCKET;
             continue;
-- 
2.25.1