benchmark: fix lint errors

PR-URL: https://github.com/nodejs/node/pull/5517
Reviewed-By: Brian White <mscdex@mscdex.net>
Reviewed-By: Michaël Zasso <mic.besace@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/benchmark/tls/throughput.js b/benchmark/tls/throughput.js
index cbc5ffc0fb..7b545267ac 100644
--- a/benchmark/tls/throughput.js
+++ b/benchmark/tls/throughput.js
@@ -45,9 +45,10 @@ function main(conf) {
 
   server = tls.createServer(options, onConnection);
   setTimeout(done, dur * 1000);
+  var conn;
   server.listen(common.PORT, function() {
     var opt = { port: common.PORT, rejectUnauthorized: false };
-    var conn = tls.connect(opt, function() {
+    conn = tls.connect(opt, function() {
       bench.start();
       conn.on('drain', write);
       write();
@@ -68,7 +69,8 @@ function main(conf) {
   function done() {
     var mbits = (received * 8) / (1024 * 1024);
     bench.end(mbits);
-    conn.destroy();
+    if (conn)
+      conn.destroy();
     server.close();
   }
 }