From cde668dada2e32a0a56978eb2e23d5b8d0b4aea6 Mon Sep 17 00:00:00 2001
From: lbernstone <lbernstone@gmail.com>
Date: Wed, 27 Jun 2018 00:06:02 -0700
Subject: [PATCH] ArduinoOTA endless loop (#1533)

* Changed pinmap to show pins34-39 as GPI

* ArduinoOTA could have endless loop b/c udp.read can return negative result
---
 libraries/ArduinoOTA/src/ArduinoOTA.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libraries/ArduinoOTA/src/ArduinoOTA.cpp b/libraries/ArduinoOTA/src/ArduinoOTA.cpp
index 2d99808b..1e100991 100644
--- a/libraries/ArduinoOTA/src/ArduinoOTA.cpp
+++ b/libraries/ArduinoOTA/src/ArduinoOTA.cpp
@@ -149,13 +149,13 @@ int ArduinoOTAClass::parseInt(){
 
 String ArduinoOTAClass::readStringUntil(char end){
     String res = "";
-    char value;
+    int value;
     while(true){
         value = _udp_ota.read();
-        if(value == '\0' || value == end){
+        if(value <= 0 || value == end){
             return res;
         }
-        res += value;
+        res += (char)value;
     }
     return res;
 }