diff --git a/mm/vmscan.c b/mm/vmscan.c
index 813aae8..e16ca838 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2376,7 +2376,7 @@
 
 #ifdef CONFIG_CGROUP_MEM_RES_CTLR
 
-unsigned long mem_cgroup_shrink_node_zone(struct mem_cgroup *mem,
+unsigned long mem_cgroup_shrink_node_zone(struct mem_cgroup *memcg,
 						gfp_t gfp_mask, bool noswap,
 						struct zone *zone,
 						unsigned long *nr_scanned)
@@ -2388,10 +2388,10 @@
 		.may_unmap = 1,
 		.may_swap = !noswap,
 		.order = 0,
-		.target_mem_cgroup = mem,
+		.target_mem_cgroup = memcg,
 	};
 	struct mem_cgroup_zone mz = {
-		.mem_cgroup = mem,
+		.mem_cgroup = memcg,
 		.zone = zone,
 	};
 
@@ -2417,7 +2417,7 @@
 	return sc.nr_reclaimed;
 }
 
-unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *mem_cont,
+unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *memcg,
 					   gfp_t gfp_mask,
 					   bool noswap)
 {
@@ -2430,7 +2430,7 @@
 		.may_swap = !noswap,
 		.nr_to_reclaim = SWAP_CLUSTER_MAX,
 		.order = 0,
-		.target_mem_cgroup = mem_cont,
+		.target_mem_cgroup = memcg,
 		.nodemask = NULL, /* we don't care the placement */
 		.gfp_mask = (gfp_mask & GFP_RECLAIM_MASK) |
 				(GFP_HIGHUSER_MOVABLE & ~GFP_RECLAIM_MASK),
@@ -2444,7 +2444,7 @@
 	 * take care of from where we get pages. So the node where we start the
 	 * scan does not need to be the current node.
 	 */
-	nid = mem_cgroup_select_victim_node(mem_cont);
+	nid = mem_cgroup_select_victim_node(memcg);
 
 	zonelist = NODE_DATA(nid)->node_zonelists;