From f98fc7ee9f266a0a1d10ec711e05184688c6de30 Mon Sep 17 00:00:00 2001
From: Bert Melis <bertmelis@users.noreply.github.com>
Date: Thu, 1 Oct 2020 14:30:45 +0200
Subject: [PATCH] fix hwSerial tx only flush (#4263)

---
 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 cad5a1d4..7ee23b95 100644
--- a/cores/esp32/esp32-hal-uart.c
+++ b/cores/esp32/esp32-hal-uart.c
@@ -371,7 +371,7 @@ void uartWriteBuf(uart_t* uart, const uint8_t * data, size_t len)
 
 void uartFlush(uart_t* uart)
 {
-    uartFlushTxOnly(uart,false);
+    uartFlushTxOnly(uart,true);
 }
 
 void uartFlushTxOnly(uart_t* uart, bool txOnly)