From 39836f12df01dc8b838204b82a0a49c649842d83 Mon Sep 17 00:00:00 2001
From: atanisoft <m_dunston@comcast.net>
Date: Sun, 16 Dec 2018 08:09:26 -0800
Subject: [PATCH] correct bounds checking in Print::printf to avoid corner case
 of len=64 (#2204)

---
 cores/esp32/Print.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cores/esp32/Print.cpp b/cores/esp32/Print.cpp
index a0c7a4a8..8c295347 100644
--- a/cores/esp32/Print.cpp
+++ b/cores/esp32/Print.cpp
@@ -63,7 +63,7 @@ size_t Print::printf(const char *format, ...)
     len = vsnprintf(temp, len+1, format, arg);
     write((uint8_t*)temp, len);
     va_end(arg);
-    if(len > 64){
+    if(len >= sizeof(loc_buf)){
         delete[] temp;
     }
     return len;