fix

Author: david-cortes-intel

sklearnex/neighbors/common.py

@@ -259,7 +259,8 @@ def _onedal_supported(self, device, method_name, *data):
                 return patching_status
 
         try:
-            assert_all_finite(data[0], allow_nan=False)
+            if data[0] is not None:
+                assert_all_finite(data[0], allow_nan=False)
             has_nan = False
         except ValueError:
             has_nan = True