From af3a82baa2a3aa101f6e5615732519c4c463706f Mon Sep 17 00:00:00 2001
From: Bence Magyar <bence.magyar.robotics@gmail.com>
Date: Wed, 10 May 2023 15:30:28 +0100
Subject: [PATCH] don't crash on no tag

---
 hardware_interface/src/component_parser.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hardware_interface/src/component_parser.cpp b/hardware_interface/src/component_parser.cpp
index 0ffdfde440..46c6b5f0e0 100644
--- a/hardware_interface/src/component_parser.cpp
+++ b/hardware_interface/src/component_parser.cpp
@@ -224,7 +224,7 @@ std::string parse_data_type_attribute(const tinyxml2::XMLElement * elem)
 bool parse_is_async_attribute(const tinyxml2::XMLElement * elem)
 {
   const tinyxml2::XMLAttribute * attr = elem->FindAttribute(kIsAsyncAttribute);
-  return parse_bool(attr->Value());
+  return attr ? parse_bool(attr->Value()) : false;
 }
 
 /// Search XML snippet from URDF for parameters.