qom: Improve error message displayed with missing object properties

Instead of only displaying the property missing, also display
the object name. This help developer to quickly figure out the
mistake without opening a debugger.

Signed-off-by: Philippe Mathieu-Daudé <[email protected]>
Signed-off-by: Eduardo Habkost <[email protected]>
Reviewed-by: Li Qiang <[email protected]>
Acked-by: Paolo Bonzini <[email protected]>
Message-Id: <20200920155340[email protected]>
Signed-off-by: Eduardo Habkost <[email protected]>

diff --git a/qom/object.c b/qom/object.c
index c335dce7e4a466eb5f3f3c949d977dd0f48769aa..10653552334549241cd5672d7a027ad57432c482 100644 (file)
--- a/qom/object.c
+++ b/qom/object.c
@@ -1291,7 +1291,8 @@ ObjectProperty *object_property_find_err(Object *obj, const char *name,
 {
     ObjectProperty *prop = object_property_find(obj, name);
     if (!prop) {
-        error_setg(errp, "Property '.%s' not found", name);
+        error_setg(errp, "Property '%s.%s' not found",
+                   object_get_typename(obj), name);
     }
     return prop;
 }