From a3540914c9de7d3fec75c730878551771cef0deb Mon Sep 17 00:00:00 2001
From: Ben Noordhuis <info@bnoordhuis.nl>
Date: Fri, 12 Oct 2018 22:22:06 +0200
Subject: [PATCH] crypto: fix length argument to snprintf()

Introduced in commit d3d6cd3eca ("src: improve SSL version extraction
logic".)

PR-URL: https://github.com/nodejs/node/pull/23622
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Hitesh Kanwathirtha <digitalinfinity@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
---
 src/node_crypto.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/node_crypto.cc b/src/node_crypto.cc
index 1d621c0bc8ed64..2ab682cc2257c0 100644
--- a/src/node_crypto.cc
+++ b/src/node_crypto.cc
@@ -5756,7 +5756,7 @@ std::string GetOpenSSLVersion() {
   const int start = search(OPENSSL_VERSION_TEXT, 0, ' ') + 1;
   const int end = search(OPENSSL_VERSION_TEXT + start, start, ' ') + 1;
   const int len = end - start;
-  snprintf(buf, len, "%.*s\n", len, &OPENSSL_VERSION_TEXT[start]);
+  snprintf(buf, sizeof(buf), "%.*s\n", len, &OPENSSL_VERSION_TEXT[start]);
   return std::string(buf);
 }