From 85b2319b593a69eb49a0e4c96aefb9a0cc812f02 Mon Sep 17 00:00:00 2001
From: Dontsov Evgeny <don-and-home@mail.ru>
Date: Mon, 24 Sep 2018 03:45:49 +0300
Subject: [PATCH 1/2] correct your idea about deflength

---
 WiFiManager.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/WiFiManager.cpp b/WiFiManager.cpp
index 7eef612..9b083da 100644
--- a/WiFiManager.cpp
+++ b/WiFiManager.cpp
@@ -71,7 +71,7 @@ void WiFiManagerParameter::setValue(const char *defaultValue, int length) {
   int deflength = strlen(defaultValue); // length actual
   // use the defult length if it's longer, 
   // @todo consider it might be useful to fail, so user knows they were wrong
-  if(_length < length){
+  if(_length < deflength){
     // Serial.println("defaultValue length mismatch");
     _length = deflength;
   }

From 7d42423894e3006978d8f7d1ab1b2107a446190b Mon Sep 17 00:00:00 2001
From: Dontsov Evgeny <don-and-home@mail.ru>
Date: Mon, 24 Sep 2018 04:19:21 +0300
Subject: [PATCH 2/2] value limit is length

---
 WiFiManager.cpp | 15 +++------------
 1 file changed, 3 insertions(+), 12 deletions(-)

diff --git a/WiFiManager.cpp b/WiFiManager.cpp
index 9b083da..365eb4f 100644
--- a/WiFiManager.cpp
+++ b/WiFiManager.cpp
@@ -68,20 +68,11 @@ void WiFiManagerParameter::setValue(const char *defaultValue, int length) {
     return;
   }
   _length       = length;
-  int deflength = strlen(defaultValue); // length actual
-  // use the defult length if it's longer, 
-  // @todo consider it might be useful to fail, so user knows they were wrong
-  if(_length < deflength){
-    // Serial.println("defaultValue length mismatch");
-    _length = deflength;
-  }
-  _value = new char[_length + 1];
-  for (int i = 0; i < _length + 1; i++) {
-    _value[i] = 0;
-  }
+  _value = new char[_length + 1]; 
+  memset(_value, 0, _length + 1); // explicit null
+  
   if (defaultValue != NULL) {
     strncpy(_value, defaultValue, _length);
-    _value[_length] = '\0'; // explicit null
   }
 }
 const char* WiFiManagerParameter::getValue() {