diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 00ab4cc..7b904f9 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -2370,6 +2370,9 @@ static int calculate_zspage_chain_size(int class_size)
 	int i, min_waste = INT_MAX;
 	int chain_size = 1;
 
+	if (is_power_of_2(class_size))
+		return chain_size;
+
 	for (i = 1; i <= ZS_MAX_PAGES_PER_ZSPAGE; i++) {
 		int waste;