static void debug_print_fis(uint8_t *fis, int cmd_len)
{
#if DEBUG_AHCI
    int i;

    fprintf(stderr, "fis:");
    for (i = 0; i < cmd_len; i++) {
        if ((i & 0xf) == 0) {
            fprintf(stderr, "\n%02x:",i);
        }
        fprintf(stderr, "%02x ",fis[i]);
    }
    fprintf(stderr, "\n");
#endif
}

The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.