From 758b0bd124e8042162396a943aa91dfc6c0adc39 Mon Sep 17 00:00:00 2001
From: fabianoms <fabs.cg@gmail.com>
Date: Sat, 28 Apr 2018 17:02:08 -0300
Subject: [PATCH] Minimizing code redundancy (#4695)

String's destructor does the same as the 'invalidate' method.
---
 cores/esp8266/WString.cpp | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/cores/esp8266/WString.cpp b/cores/esp8266/WString.cpp
index 6f2134e86f..c81b594d6c 100644
--- a/cores/esp8266/WString.cpp
+++ b/cores/esp8266/WString.cpp
@@ -113,10 +113,7 @@ String::String(double value, unsigned char decimalPlaces) {
 }
 
 String::~String() {
-    if(buffer) {
-        free(buffer);
-    }
-    init();
+    invalidate();
 }
 
 // /*********************************************/