network: dhcp6pd: also call dhcp6_pd_prepare() and dhcp6_pd_finalize() for upstream interface

As now the subnet prefix may be assigned to the upstream interface.
This commit is contained in:
Yu Watanabe
2021-10-22 15:58:38 +09:00
parent 796273775c
commit a3ad6acf7b
+14 -8
View File
@@ -844,12 +844,17 @@ static int dhcp6_pd_prefix_acquired(Link *dhcp6_link) {
return log_link_warning_errno(dhcp6_link, r, "Failed to get timestamp of DHCPv6 lease: %m");
HASHMAP_FOREACH(link, dhcp6_link->manager->links_by_index) {
if (link == dhcp6_link)
continue;
r = dhcp6_pd_prepare(link);
if (r < 0)
if (r < 0) {
/* When failed on the upstream interface (i.e., the case link == dhcp6_link),
* immediately abort the assignment of the prefixes. As, the all assigned
* prefixes will be dropped soon in link_enter_failed(), and it is meaningless
* to continue the assignment. */
if (link == dhcp6_link)
return r;
link_enter_failed(link);
}
}
for (sd_dhcp6_lease_reset_pd_prefix_iter(dhcp6_link->dhcp6_lease);;) {
@@ -921,12 +926,13 @@ static int dhcp6_pd_prefix_acquired(Link *dhcp6_link) {
}
HASHMAP_FOREACH(link, dhcp6_link->manager->links_by_index) {
if (link == dhcp6_link)
continue;
r = dhcp6_pd_finalize(link);
if (r < 0)
if (r < 0) {
if (link == dhcp6_link)
return r;
link_enter_failed(link);
}
}
return 0;