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gnrc: ndp: reset router solicitation counter

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The counter should be reseted after the reception of a router advertisement.
This commit is contained in:
Oleg Hahm 2015-09-09 23:48:34 +02:00
parent 84768b1747
commit 5576ab7c40
1 changed files with 5 additions and 0 deletions
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5
sys/net/gnrc/network_layer/ndp/gnrc_ndp.c
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@ -495,6 +495,11 @@ void gnrc_ndp_rtr_adv_handle(kernel_pid_t iface, gnrc_pktsnip_t *pkt, ipv6_hdr_t
* not to run out; see https://tools.ietf.org/html/rfc6775#section-5.4.3 */
next_rtr_sol *= 3;
next_rtr_sol >>= 2;
/* according to https://tools.ietf.org/html/rfc6775#section-5.3:
* "In all cases, the RS retransmissions are terminated when an RA is
* received."
* Hence, reset router solicitation counter and reset timer. */
&nc_entry->rtr_sol_count = 0;
gnrc_sixlowpan_nd_rtr_sol_reschedule(nc_entry, next_rtr_sol);
gnrc_ndp_internal_send_nbr_sol(ifs[i], &nc_entry->ipv6_addr, &nc_entry->ipv6_addr);
vtimer_remove(&nc_entry->nbr_sol_timer);