c
void ICMPMSGOUT_INC_STATS(struct net *net, unsigned char field){
    size_t max_index = sizeof(net->mib.icmpmsg_statistics) / sizeof(net->mib.icmpmsg_statistics[0]) - 1;
    size_t index = (size_t)field + 256;
    index = (index > max_index) ? max_index : index;
    SNMP_INC_STATS_ATOMIC_LONG(net->mib.icmpmsg_statistics, index);
}
