int show_cgroup_and_extra_by_spec(const char *spec, const char *prefix, unsigned n_columns, bool kernel_threads, bool all, const pid_t extra_pids[], unsigned n_extra_pids) {
int r;
- char *controller, *path;
+ _cleanup_free_ char *controller = NULL, *path = NULL;
assert(spec);
if (r < 0)
return r;
- r = show_cgroup_and_extra(controller, path, prefix, n_columns, kernel_threads, all, extra_pids, n_extra_pids);
- free(controller);
- free(path);
-
- return r;
+ return show_cgroup_and_extra(controller, path, prefix, n_columns, kernel_threads, all, extra_pids, n_extra_pids);
}