From 278144a911cf07a3a9abd79adf304a21dce915d1 Mon Sep 17 00:00:00 2001
From: Thomas Waldmann <tw@waldmann-edv.de>
Date: Mon, 11 Dec 2017 15:43:35 +0100
Subject: [PATCH] cleanup extending passwd.dat

---
 networkconfig.py | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/networkconfig.py b/networkconfig.py
index f70ff06..a8aae76 100644
--- a/networkconfig.py
+++ b/networkconfig.py
@@ -106,14 +106,13 @@ def handle_configure(client, request):
 		<br><br>"""
         send_response(client, response_footer)
         try:
-            with open("passwd.dat", "r") as fo:
-                ex_data = fo.read()
-            ex_data = ssid + ";" + password + "\n" + ex_data
-            with open("passwd.dat", "w") as fo:
-                fo.write(ex_data)
+            with open("passwd.dat", "r") as f:
+                ex_data = f.read()
         except:
-            with open("passwd.dat", "w") as fo:
-                fo.write(ssid + ";" + password + "\n")
+            ex_data = ""
+        ex_data = "%s;%s\n" % (ssid, password) + ex_data
+        with open("passwd.dat", "w") as f:
+            f.write(ex_data)
         return True
     else:
         response_footer = """