[wmi] additional fixes

pending

Author: Yann MAHE

checks/libs/wmi/exceptions.py

@@ -17,7 +17,7 @@ def set_exception(exception):
     return set_exception
 
 
-def raise_on_com_error(error, silent=True):
+def raise_on_com_error(error):
     """
     Raise the user exception associated with the given `com_error` or
     fall back to the original exception.

checks/libs/wmi/sampler.py

@@ -462,11 +462,10 @@ def _query(self):  # pylint: disable=E0202
 
         try:
             raw_results = self.get_connection().ExecQuery(wql, "WQL", query_flags)
+            results = self._parse_results(raw_results, includes_qualifiers=includes_qualifiers)
         except pywintypes.com_error as e:
             self._handle_com_error(e, wql)
             results = []
-        else:
-            results = self._parse_results(raw_results, includes_qualifiers=includes_qualifiers)
 
         return results