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gnrc_dhcpv6_client_simple_pd: check result of _find_upstream_netif()

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This commit is contained in:
Benjamin Valentin 2023-02-18 23:57:43 +01:00
parent 3173150ef7
commit 28289a13cb
1 changed files with 7 additions and 0 deletions
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7
sys/net/gnrc/application_layer/dhcpv6/client_simple_pd.c
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@ -99,9 +99,16 @@ static void _configure_dhcpv6_client(void)
{
gnrc_netif_t *netif = NULL;
gnrc_netif_t *upstream = _find_upstream_netif();
if (upstream == NULL) {
LOG_ERROR("DHCPv6: No upstream interface found!\n");
return;
}
if (IS_ACTIVE(MODULE_DHCPV6_CLIENT_IA_NA)) {
upstream->ipv6.aac_mode |= GNRC_NETIF_AAC_DHCP;
}
while ((netif = gnrc_netif_iter(netif))) {
if (IS_USED(MODULE_GNRC_DHCPV6_CLIENT_6LBR)
&& !gnrc_netif_is_6lo(netif)) {