Merge pull request #4481 from poettering/perpetual

Add "perpetual" unit concept, sysctl fixes, networkd fixes, systemctl color fixes, nspawn discard.

1 files changed, 11 insertions, 2 deletions

diff --git a/src/network/networkd-ndisc.c b/src/network/networkd-ndisc.c
index b282634e4b..4853791aa5 100644
--- a/src/network/networkd-ndisc.c
+++ b/src/network/networkd-ndisc.c
@@ -680,13 +680,22 @@ void ndisc_vacuum(Link *link) {
 
         SET_FOREACH(r, link->ndisc_rdnss, i)
                 if (r->valid_until < time_now) {
-                        (void) set_remove(link->ndisc_rdnss, r);
+                        free(set_remove(link->ndisc_rdnss, r));
                         link_dirty(link);
                 }
 
         SET_FOREACH(d, link->ndisc_dnssl, i)
                 if (d->valid_until < time_now) {
-                        (void) set_remove(link->ndisc_dnssl, d);
+                        free(set_remove(link->ndisc_dnssl, d));
                         link_dirty(link);
                 }
 }
+
+void ndisc_flush(Link *link) {
+        assert(link);
+
+        /* Removes all RDNSS and DNSSL entries, without exception */
+
+        link->ndisc_rdnss = set_free_free(link->ndisc_rdnss);
+        link->ndisc_dnssl = set_free_free(link->ndisc_dnssl);
+}