From 266f99db93ab8a961da4d5f9145354ed1db09b71 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Tue, 18 Apr 2017 10:02:25 +1000
Subject: [PATCH] HAL_QURT: cope with nested cork/push

---
 libraries/AP_HAL_QURT/RCOutput.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/libraries/AP_HAL_QURT/RCOutput.cpp b/libraries/AP_HAL_QURT/RCOutput.cpp
index b1c7daa214..d7876a5559 100644
--- a/libraries/AP_HAL_QURT/RCOutput.cpp
+++ b/libraries/AP_HAL_QURT/RCOutput.cpp
@@ -116,8 +116,10 @@ void RCOutput::cork(void)
 
 void RCOutput::push(void)
 {
-    need_write = true;
-    corked = false;
+    if (corked) {
+        need_write = true;
+        corked = false;
+    }
 }
 
 #endif // CONFIG_HAL_BOARD_SUBTYPE