Description of problem:

When searching on compat tree over idviews, if an some attributes needs to be
override it will trigger a leak for each overridden attributes.


Version-Release number of selected component (if applicable):
Since Idview override


How reproducible:
I have not reproduce myselve but I guess.
Setting up idview override and search on them


Steps to Reproduce:
1.
2.
3.

Actual results:
Creates a leak

Expected results:
should not leak


Additional info: