Ticket #48375 - SimplePagedResults -- in the search error case, simple paged results slot was not released.
Description: If a simple paged results search fails in the backend,
the simple paged results slot was not released. This patch adds it.
https://fedorahosted.org/389/ticket/48375
Reviewed by tbordaz@redhat.com (Thank you, Thierry!!)
(cherry picked from commit 5a54717bfa40e3ef987bd85c5806125e49b2b278)
(cherry picked from commit b91aad03b660aea85cb745554f27101c690f8402)