Merge pull request #31367 from yuwata/cgroup-runtime-fix

core/cgroup: several follow-up about CGroupRuntime

src/core/cgroup.c

@@ -5266,9 +5266,6 @@ CGroupRuntime *cgroup_runtime_free(CGroupRuntime *crt) {
         set_free(crt->ip_bpf_custom_egress);
         set_free(crt->ip_bpf_custom_egress_installed);
 
-        fdset_free(crt->initial_socket_bind_link_fds);
-        fdset_free(crt->initial_restric_ifaces_link_fds);
-
         free(crt->cgroup_path);
 
         return mfree(crt);

src/core/unit.c

@@ -5813,7 +5813,7 @@ int unit_prepare_exec(Unit *u) {
         (void) unit_realize_cgroup(u);
 
         CGroupRuntime *crt = unit_get_cgroup_runtime(u);
-        if (crt->reset_accounting) {
+        if (crt && crt->reset_accounting) {
                 (void) unit_reset_accounting(u);
                 crt->reset_accounting = false;
         }