From 4f9a90fa0e7dff6ad26a89fe3daf3448ae3e4ff1 Mon Sep 17 00:00:00 2001
From: atanisoft <m_dunston@comcast.net>
Date: Sun, 23 Dec 2018 09:06:43 -0800
Subject: [PATCH] fix #2232 and #2033 (#2233)

---
 cores/esp32/esp32-hal-uart.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cores/esp32/esp32-hal-uart.c b/cores/esp32/esp32-hal-uart.c
index 56fe510a..a76c2409 100644
--- a/cores/esp32/esp32-hal-uart.c
+++ b/cores/esp32/esp32-hal-uart.c
@@ -456,7 +456,7 @@ int log_printf(const char *format, ...)
     ets_printf("%s", temp);
 #endif
     va_end(arg);
-    if(len > 64){
+    if(len > sizeof(loc_buf)){
         free(temp);
     }
     return len;