[node-patches] Change in ovirt-node[master]: Don't add callbacks to the queue if they're None

[fabiand at redhat.com]

Fabian Deutsch has posted comments on this change.

Change subject: Don't add callbacks to the queue if they're None
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Patch Set 4: Code-Review+2 Verified+1

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Gerrit-MessageType: comment
Gerrit-Change-Id: If1635275fab0c087114872c558446b790e4b2fe6
Gerrit-PatchSet: 4
Gerrit-Project: ovirt-node
Gerrit-Branch: master
Gerrit-Owner: Ryan Barry <rbarry at redhat.com>
Gerrit-Reviewer: Fabian Deutsch <fabiand at redhat.com>
Gerrit-Reviewer: automation at ovirt.org
Gerrit-Reviewer: oVirt Jenkins CI Server
Gerrit-HasComments: No