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authorAndrew Zaborowski <andrew.zaborowski@intel.com>2022-10-04 00:28:43 +0200
committerDenis Kenzior <denkenz@gmail.com>2022-10-04 12:42:41 -0500
commitfc7b878ecdb73e530b3ad71040ea89d471f6d6e2 (patch)
tree7e425f4e16d86ceb617f97519690bb33db93d4bd
parent39c7dd519f31d6142e3fdc2ebdf08458d04f4753 (diff)
dhcp6: Fix emitting LEASE_OBTAINED in stateless mode
Make sure we emit the LEASE_OBTAINED and not LEASE_RENEWED event after obtaining a reply to an Information-Request. Only set client->request_na in stateful mode so as not to require the NA in the lease object when we're later validating it. Fix switching to BOUND state after dhcp6_client_receive_reply() returns BOUND.
-rw-r--r--ell/dhcp6.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/ell/dhcp6.c b/ell/dhcp6.c
index 2792ff29..3dbd0cd9 100644
--- a/ell/dhcp6.c
+++ b/ell/dhcp6.c
@@ -971,8 +971,9 @@ static void dhcp6_client_setup_lease(struct l_dhcp6_client *client,
client->lease->start_time = timestamp;
/* TODO: Emit IP_CHANGED if any addresses were removed / added */
- if (client->state == DHCP6_STATE_REQUESTING ||
- client->state == DHCP6_STATE_SOLICITING)
+ if (L_IN_SET(client->state, DHCP6_STATE_REQUESTING,
+ DHCP6_STATE_SOLICITING,
+ DHCP6_STATE_REQUESTING_INFORMATION))
event = L_DHCP6_CLIENT_EVENT_LEASE_OBTAINED;
else
event = L_DHCP6_CLIENT_EVENT_LEASE_RENEWED;
@@ -1385,7 +1386,8 @@ static void dhcp6_client_rx_message(const void *data, size_t len,
case DHCP6_STATE_BOUND:
return;
case DHCP6_STATE_REQUESTING_INFORMATION:
- if (dhcp6_client_receive_reply(client, message, len) < 0)
+ r = dhcp6_client_receive_reply(client, message, len);
+ if (r < 0)
return;
break;
@@ -1527,7 +1529,6 @@ LIB_EXPORT struct l_dhcp6_client *l_dhcp6_client_new(uint32_t ifindex)
client->state = DHCP6_STATE_INIT;
client->ifindex = ifindex;
- client->request_na = true;
client->icmp6 = l_icmp6_client_new(ifindex);
l_icmp6_client_add_event_handler(client->icmp6,
@@ -1803,6 +1804,8 @@ LIB_EXPORT bool l_dhcp6_client_start(struct l_dhcp6_client *client)
else
client_duid_generate_addr_plus_time(client);
+ client->request_na = !client->stateless;
+
if (!client->transport) {
client->transport =
_dhcp6_default_transport_new(client->ifindex,