fix vmount: initialize manual control for mavlink inputs

src/drivers/vmount/input_mavlink.cpp

@@ -85,6 +85,15 @@ int InputMavlinkROI::initialize()
 		return -errno;
 	}
 
+	if (_manual_control) {
+		int ret = _manual_control->initialize();
+
+		if (ret) {
+			PX4_ERR("failed to initialize rc input");
+			return ret;
+		}
+	}
+
 	return 0;
 }
 
@@ -202,6 +211,15 @@ int InputMavlinkCmdMount::initialize()
 		return -errno;
 	}
 
+	if (_manual_control) {
+		int ret = _manual_control->initialize();
+
+		if (ret) {
+			PX4_ERR("failed to initialize rc input");
+			return ret;
+		}
+	}
+
 	return 0;
 }