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Merge pull request #18085 from benpicco/ipv6_auto_subnets-pio-flags

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gnrc/ipv6_auto_subnets: only use prefixes meant for automatic address configuration
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Martine Lenders 2022-05-24 14:23:53 +02:00 committed by GitHub
commit 4599c21b19
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5
sys/net/gnrc/routing/ipv6_auto_subnets/gnrc_ipv6_auto_subnets.c
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@ -351,6 +351,11 @@ void gnrc_ipv6_nib_rtr_adv_pio_cb(gnrc_netif_t *upstream, const ndp_opt_pi_t *pi
return;
}
/* only consider prefix meant for autonomous address configuration */
if (!(pio->flags & NDP_OPT_PI_FLAGS_A)) {
return;
}
#if IS_USED(MODULE_GNRC_IPV6_AUTO_SUBNETS_SIMPLE)
/* if we are the only router on this bus, we can directly choose a prefix */
_configure_subnets(subnets, 0, upstream, pio);