From de2055b57fe37394ba0e968fb2967c6c2c04e1bb Mon Sep 17 00:00:00 2001
From: Peter Barker <pbarker@barker.dropbear.id.au>
Date: Sat, 23 May 2020 10:24:33 +1000
Subject: [PATCH] Tools: use new UARTDriver discard_input method

---
 Tools/AP_Periph/hwing_esc.cpp | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/Tools/AP_Periph/hwing_esc.cpp b/Tools/AP_Periph/hwing_esc.cpp
index d98424b735..13d30eb8d6 100644
--- a/Tools/AP_Periph/hwing_esc.cpp
+++ b/Tools/AP_Periph/hwing_esc.cpp
@@ -49,10 +49,7 @@ bool HWESC_Telem::update()
         n = 500;
     }
     if (len == 0 && !frame_gap) {
-        // discard
-        while (n--) {
-            uart->read();
-        }
+        uart->discard_input();
         return false;
     }