[libvirt] [PATCH 4/7] virsh-interface: Resolve Coverity issues

[Daniel P. Berrange]

On Thu, Jul 11, 2013 at 08:34:04AM -0400, John Ferlan wrote:
> Recent changes uncovered FORWARD_NULL and NEGATIVE_RETURNS problems with
> the processing of the 'nActiveIfaces' and 'nInactiveIfaces' and their
> associated allocated arrays in 'vshInterfaceListCollect' due to the
> possibility of returning -1 in a call and using the return value as a
> for loop index end condition.

Again, I think it is preferrable to change the for() condition
in the cleanup: label instead. I did that in several other places
in virsh code, but clearly missed this one & a few others.

Daniel
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