add end of comment field to ISB block
@@ -111,6 +111,7 @@ idblen += addoption(idb +idblen, IF_NAME, strlen(interfacestr), interfacestr);
memset(&vendor, 0, 6);
memcpy(&vendor, macorig, 3);
idblen += addoption(idb +idblen, IF_MACADDR, 6, vendor);
+idblen += addoption(idb +idblen, SHB_EOC, 0, NULL);
totallenght = (total_length_t*)(idb +idblen);
idblen += TOTAL_SIZE;
