diff --git a/src/lxc/lxclock.c b/src/lxc/lxclock.c
index a77951a5b4..318e5bf5a3 100644
--- a/src/lxc/lxclock.c
+++ b/src/lxc/lxclock.c
@@ -169,6 +169,8 @@ struct lxc_lock *lxc_newlock(const char *lxcpath, const char *name)
 	l->type = LXC_LOCK_FLOCK;
 	l->u.f.fname = lxclock_name(lxcpath, name);
 	if (!l->u.f.fname) {
+		if (!name)
+			free(l->u.sem);
 		free(l);
 		l = NULL;
 		goto on_error;