Coverity flagged a use-after-free error in the nscd cache_read
function. It noticed that find_res->value is getting freed
before it gets passed to memcpy(). It looks like the problem
is a missing return (-1) inside the
if (find_res->fifo_policy_item->last_request_time.tv_sec - find_res->fifo_policy_item->creation_time.tv_sec common_entry->common_params.max_lifetime.tv_sec) {
block.