From f7be173295bffe4e84b92aa8ffd46a5b13fe8902 Mon Sep 17 00:00:00 2001
From: Marvin Roger <bonjourmarvin@marvinroger.fr>
Date: Sun, 17 Apr 2016 12:53:55 +0200
Subject: [PATCH] Fix config mode JSON handling

---
 src/Homie/Boot/BootConfig.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Homie/Boot/BootConfig.cpp b/src/Homie/Boot/BootConfig.cpp
index e2dd21ad..6d6bd4f2 100644
--- a/src/Homie/Boot/BootConfig.cpp
+++ b/src/Homie/Boot/BootConfig.cpp
@@ -161,7 +161,7 @@ void BootConfig::_onConfigRequest() {
   }
 
   StaticJsonBuffer<MAX_JSON_CONFIG_ARDUINOJSON_BUFFER_SIZE> parseJsonBuffer;
-  JsonObject& parsedJson = parseJsonBuffer.parseObject(this->_http.arg("plain"));
+  JsonObject& parsedJson = parseJsonBuffer.parseObject((char*)this->_http.arg("plain").c_str()); // do not use plain String, else fails
   if (!parsedJson.success()) {
     Logger.logln(F("✖ Invalid or too big JSON"));
     this->_http.send(400, FPSTR(PROGMEM_CONFIG_APPLICATION_JSON), FPSTR(PROGMEM_CONFIG_JSON_FAILURE));