Properly clean up if we bail out of cnt_error because we cannot allocate an object.
Properly clean up if we bail out of cnt_error because we cannot allocate
an object.

Fixes	#985

wikimedia/operations-debs-varnish,wikimedia/operations-debs-varnish,wikimedia/operations-debs-varnish,ssm/pkg-varnish,ssm/pkg-varnish,wikimedia/operations-debs-varnish,ssm/pkg-varnish,wikimedia/operations-debs-varnish,ssm/pkg-varnish,ssm/pkg-varnish