netword: minor memory leak fix

diff --git a/src/network/networkd-ndisc.c b/src/network/networkd-ndisc.c
index b282634e4bc124dbf8f007c0018b45b9d09fc130..6ce6bfa787d99d962b519a59ea66480f3a666dc0 100644 (file)
--- a/src/network/networkd-ndisc.c
+++ b/src/network/networkd-ndisc.c
@@ -680,13 +680,13 @@ 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);
                 }
 }