diff --git a/libraries/AP_Mount/AP_Mount_Viewpro.cpp b/libraries/AP_Mount/AP_Mount_Viewpro.cpp
index 3b03d7c8a57003..5511af827e10ab 100644
--- a/libraries/AP_Mount/AP_Mount_Viewpro.cpp
+++ b/libraries/AP_Mount/AP_Mount_Viewpro.cpp
@@ -36,6 +36,8 @@ void AP_Mount_Viewpro::init()
     _uart = serial_manager.find_serial(AP_SerialManager::SerialProtocol_Gimbal, 0);
     if (_uart != nullptr) {
         _initialised = true;
+    } else {
+        return;
     }
 
     AP_Mount_Backend::init();