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Diffstat (limited to 'src/network/networkd-link.c')
-rw-r--r--src/network/networkd-link.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index 14cc8715ce..4044f0b5a5 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -63,6 +63,8 @@ int link_new(Manager *manager, struct udev_device *device, Link **ret) {
if (r < 0)
return r;
+ link->udev_device = udev_device_ref(device);
+
*ret = link;
link = NULL;
@@ -85,6 +87,8 @@ void link_free(Link *link) {
free(link->ifname);
free(link->state_file);
+ udev_device_unref(link->udev_device);
+
free(link);
}
@@ -1283,10 +1287,18 @@ int link_add(Manager *m, struct udev_device *device, Link **ret) {
return r;
if (link->network->ipv4ll) {
+ uint8_t seed[8];
r = sd_ipv4ll_new(&link->ipv4ll);
if (r < 0)
return r;
+ r = net_get_unique_predictable_data(link->udev_device, seed);
+ if (r >= 0) {
+ r = sd_ipv4ll_set_address_seed(link->ipv4ll, seed);
+ if (r < 0)
+ return r;
+ }
+
r = sd_ipv4ll_attach_event(link->ipv4ll, NULL, 0);
if (r < 0)
return r;