(ITS#8841) Fix for an assertion error in back-meta

[nivanova@symas.com]

Full_Name: Nadezhda Ivanova
Version: 2.5
OS: 
URL: ftp://ftp.openldap.org/incoming/nadezhda-ivanova-180425-2.patch
Submission from: (NULL) (93.152.134.25)


This patch contains a fix for the following issue, reported by a customer.
When using back-meta, if a network interface towards a target becomes
unavailable (e.g disabling a virtual interface), back-meta fails an assert.


IPR for this patch:

The attached files are derived from OpenLDAP Software. All of the modifications
to OpenLDAP Software represented in the following patch were developed by Symas
Corporation. Symas Corporation has not assigned rights and/or interest in this
work to any party.
I, Nadezhda Ivanova, am authorized by Symas Corporation, my
employer, to release this work under the following terms.

The attached modifications to OpenLDAP Software are subject to the following
notice:

Copyright 2018 Symas Corporation
Redistribution and use in source and binary forms, with or without
modification,
are permitted only as authorized by the OpenLDAP Public License.