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removed memcpy that cause inconsistency in nbr-table when adding nd6 neighbor with NS/NA.
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parent
040bada378
commit
510fc9e51e
@ -492,10 +492,11 @@ na_input(void)
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} else {
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uip_lladdr_t *lladdr;
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nbr = uip_ds6_nbr_lookup(&UIP_ND6_NA_BUF->tgtipaddr);
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lladdr = (uip_lladdr_t *)uip_ds6_nbr_get_ll(nbr);
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if(nbr == NULL) {
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goto discard;
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}
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lladdr = (uip_lladdr_t *)uip_ds6_nbr_get_ll(nbr);
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if(nd6_opt_llao != 0) {
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is_llchange =
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memcmp(&nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET], (void *)lladdr,
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@ -505,8 +506,16 @@ na_input(void)
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if(nd6_opt_llao == NULL) {
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goto discard;
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}
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memcpy(lladdr, &nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
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UIP_LLADDR_LEN);
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/* Remove this neighbor - since it has a NULL MAC address */
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uip_ds6_nbr_rm(nbr);
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/* Re-add this neighbor - now with a correct MAC address */
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nbr = uip_ds6_nbr_add(&UIP_ND6_NA_BUF->tgtipaddr,
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(const uip_lladdr_t *) &nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
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is_router, NBR_STALE);
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if(nbr == NULL) {
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goto discard;
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}
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if(is_solicited) {
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nbr->state = NBR_REACHABLE;
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nbr->nscount = 0;
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