diff --git a/libraries/AP_RCProtocol/AP_RCProtocol_Backend.cpp b/libraries/AP_RCProtocol/AP_RCProtocol_Backend.cpp
index 7c61f5355d..75e84ade9a 100644
--- a/libraries/AP_RCProtocol/AP_RCProtocol_Backend.cpp
+++ b/libraries/AP_RCProtocol/AP_RCProtocol_Backend.cpp
@@ -181,7 +181,7 @@ void AP_RCProtocol_Backend::log_data(AP_RCProtocol::rcprotocol_t prot, uint32_t
 #if HAL_LOGGING_ENABLED && AP_RC_CHANNEL_ENABLED
 
 #if (CONFIG_HAL_BOARD == HAL_BOARD_SITL || CONFIG_HAL_BOARD == HAL_BOARD_LINUX)
-    if (&rc() == nullptr) { // allow running without RC_Channels if we are doing the examples
+    if (RC_Channels::get_singleton() == nullptr) { // allow running without RC_Channels if we are doing the examples
         return;
     }
 #endif
diff --git a/libraries/AP_RCProtocol/AP_RCProtocol_GHST.h b/libraries/AP_RCProtocol/AP_RCProtocol_GHST.h
index 248fb3f179..8b439c97c3 100644
--- a/libraries/AP_RCProtocol/AP_RCProtocol_GHST.h
+++ b/libraries/AP_RCProtocol/AP_RCProtocol_GHST.h
@@ -180,7 +180,6 @@ private:
 
     uint32_t _last_frame_time_us;
     uint32_t _last_tx_frame_time_us;
-    uint32_t _last_uart_start_time_ms;
     uint32_t _last_rx_frame_time_us;
     uint32_t _start_frame_time_us;
     bool telem_available;