From e7d2c18742ece8e5564ed7fc53ff24c1a15c3f0e Mon Sep 17 00:00:00 2001
From: me-no-dev <hristo@espressif.com>
Date: Mon, 10 Oct 2016 19:29:25 +0300
Subject: [PATCH] Do not delete printf buffer if not required

---
 cores/esp32/Print.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/cores/esp32/Print.cpp b/cores/esp32/Print.cpp
index 9f7b35da..d758478b 100644
--- a/cores/esp32/Print.cpp
+++ b/cores/esp32/Print.cpp
@@ -60,7 +60,9 @@ size_t Print::printf(const char *format, ...)
     len = vsnprintf(temp, len+1, format, arg);
     write((uint8_t*)temp, len);
     va_end(arg);
-    delete[] temp;
+    if(len > 64){
+        delete[] temp;
+    }
     return len;
 }
 /*