From b75cee0b30295b11bf7a4d4d3a00cc754287196b Mon Sep 17 00:00:00 2001
From: Mauro De Lucca <mauro@delucca.cl>
Date: Fri, 26 Apr 2019 23:07:40 -0400
Subject: [PATCH] Improving readIP function

Change logic to first check if JsonVariant is a String.
---
 src/WiFiSettingsService.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/WiFiSettingsService.cpp b/src/WiFiSettingsService.cpp
index 363191f..05292c8 100644
--- a/src/WiFiSettingsService.cpp
+++ b/src/WiFiSettingsService.cpp
@@ -77,7 +77,7 @@ void WiFiSettingsService::reconfigureWiFiConnection() {
 }
 
 void WiFiSettingsService::readIP(JsonObject& root, String key, IPAddress& _ip){
-  if ( root[key].isNull() || !_ip.fromString(root[key].as<String>())){
+  if ( !root[key].is<String>() || !_ip.fromString(root[key].as<String>())){
     _ip = INADDR_NONE;
   }
 }