diff --git a/mm/vmpressure.c b/mm/vmpressure.c
index 7f1654d..2a8a736 100644
--- a/mm/vmpressure.c
+++ b/mm/vmpressure.c
@@ -81,8 +81,8 @@
 
 static struct vmpressure *vmpressure_parent(struct vmpressure *vmpr)
 {
-	struct cgroup *cg = vmpressure_to_css(vmpr)->cgroup;
-	struct mem_cgroup *memcg = mem_cgroup_from_cont(cg);
+	struct cgroup_subsys_state *css = vmpressure_to_css(vmpr);
+	struct mem_cgroup *memcg = mem_cgroup_from_css(css);
 
 	memcg = parent_mem_cgroup(memcg);
 	if (!memcg)