Github user ProjectMoon commented on a diff in the pull request: https://github.com/apache/cloudstack/pull/1908#discussion_r105130816 --- Diff: plugins/hypervisors/xenserver/src/com/cloud/hypervisor/xenserver/resource/CitrixResourceBase.java --- @@ -625,15 +627,20 @@ protected ExecutionResult cleanupNetworkElementCommand(final IpAssocCommand cmd) // there is only one ip in this public vlan and removing it, so // remove the nic - if (ipsCount == 1 && !ip.isAdd()) { - removeVif = true; + if (lastIp != null && !ip.isAdd()) { --- End diff -- Maybe it would make sense to check the value of `lastIp` being something instead of just checking if it's not null? It works the way it is, but perhaps checking specifically for a value like `"true"` would make sense. Would prevent someone from updating code later to send `"false"` for whatever reason and then causing something unexpected. Relying on not null as a truth value is a bit obtuse in my opinion.
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