From 5723e81e8185f5840ca638f9ee5a8b54cc14cc92 Mon Sep 17 00:00:00 2001
From: Sebastian Hildebrandt <hildebrandt@plus-innovations.com>
Date: Tue, 11 Feb 2020 00:05:11 +0100
Subject: [PATCH] networkConnections() fixed linux (debian) issue

---
 CHANGELOG.md      | 1 +
 docs/history.html | 5 +++++
 docs/index.html   | 4 ++--
 lib/network.js    | 4 ++--
 4 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 72b8522..c347228 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -30,6 +30,7 @@ For major (breaking) changes - version 3 and 2 see end of page.
 
 | Version        | Date           | Comment  |
 | -------------- | -------------- | -------- |
+| 4.21.2         | 2020-02-11     | `networkConnections()` fixed linux (debian) issue |
 | 4.21.1         | 2020-01-31     | `networkGatewayDefault()` fixed windows 7 issue |
 | 4.21.0         | 2020-01-27     | `npx` compatibility |
 | 4.20.1         | 2020-01-26     | `battery()` code refactoring, cleanup, updated docs |
diff --git a/docs/history.html b/docs/history.html
index 8eab5a7..974c0f3 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -83,6 +83,11 @@
                   </tr>
                 </thead>
                 <tbody>
+                  <tr>
+                    <th scope="row">4.21.2</th>
+                    <td>2020-01-31</td>
+                    <td><span class="code">networkConnections()</span> fixed linux (debian) issue</td>
+                  </tr>
                   <tr>
                     <th scope="row">4.21.1</th>
                     <td>2020-01-31</td>
diff --git a/docs/index.html b/docs/index.html
index f4d271d..b85b05b 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -168,7 +168,7 @@
       <img class="logo" src="assets/logo.png">
       <div class="title">systeminformation</div>
       <div class="subtitle"><span id="typed"></span></div>
-      <div class="version">Current Version: <span id="version">4.21.1</span></div>
+      <div class="version">Current Version: <span id="version">4.21.2</span></div>
       <button class="btn btn-light" onclick="location.href='https://github.com/sebhildebrandt/systeminformation'">View on Github <i class=" fab fa-github"></i></button>
     </div>
     <div class="down">
@@ -206,7 +206,7 @@
         <div class="title">Downloads last month</div>
       </div>
       <div class="col-xl-4 col-lg-4 col-md-4 col-12">
-        <div class="numbers">244</div>
+        <div class="numbers">248</div>
         <div class="title">Dependends</div>
       </div>
     </div>
diff --git a/lib/network.js b/lib/network.js
index 0ebc31d..c0ba7da 100644
--- a/lib/network.js
+++ b/lib/network.js
@@ -1132,8 +1132,8 @@ function networkConnections(callback) {
         let cmd = 'export LC_ALL=C; netstat -tunap | grep "ESTABLISHED\\|SYN_SENT\\|SYN_RECV\\|FIN_WAIT1\\|FIN_WAIT2\\|TIME_WAIT\\|CLOSE\\|CLOSE_WAIT\\|LAST_ACK\\|LISTEN\\|CLOSING\\|UNKNOWN"; unset LC_ALL';
         if (_freebsd || _openbsd || _netbsd) cmd = 'export LC_ALL=C; netstat -na | grep "ESTABLISHED\\|SYN_SENT\\|SYN_RECV\\|FIN_WAIT1\\|FIN_WAIT2\\|TIME_WAIT\\|CLOSE\\|CLOSE_WAIT\\|LAST_ACK\\|LISTEN\\|CLOSING\\|UNKNOWN"; unset LC_ALL';
         exec(cmd, { maxBuffer: 1024 * 20000 }, function (error, stdout) {
-          if (!error) {
-            let lines = stdout.toString().split('\n');
+          let lines = stdout.toString().split('\n');
+          if (!error && (lines.length > 1 || lines[0] != '')) {
             lines.forEach(function (line) {
               line = line.replace(/ +/g, ' ').split(' ');
               if (line.length >= 7) {