Remove the check for a negative number of keys as
this cannot ever happen
Reviewed-by: NJamal Hadi Salim <jhs@mojatatu.com>
Reviewed-by: NSimon Horman <simon.horman@corigine.com>
Signed-off-by: NPedro Tammela <pctammela@mojatatu.com>
Signed-off-by: NPaolo Abeni <pabeni@redhat.com>