better clarity of memcmp test
@@ -530,7 +530,7 @@ na_input(void)
if(nd6_opt_llao != NULL) {
is_llchange =
memcmp(&nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET], lladdr,
- UIP_LLADDR_LEN) ? 1 : 0;
+ UIP_LLADDR_LEN) == 0 ? 0 : 1;
}
if(nbr->state == NBR_INCOMPLETE) {
if(nd6_opt_llao == NULL || !extract_lladdr_from_llao_aligned(&lladdr_aligned)) {
