diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 46784c17128..8cd6a359f2f 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -594,6 +594,9 @@ Release 2.6.0 - UNRELEASED
     HADOOP-10843. TestGridmixRecord unit tests failure on PowerPC (Jinghui Wang
     via Colin Patrick McCabe)
 
+    HADOOP-10964. Small fix for NetworkTopologyWithNodeGroup#sortByDistance.
+    (Yi Liu via wang)
+
 Release 2.5.0 - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetworkTopologyWithNodeGroup.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetworkTopologyWithNodeGroup.java
index 86d290abd60..cc598c0986f 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetworkTopologyWithNodeGroup.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetworkTopologyWithNodeGroup.java
@@ -293,7 +293,7 @@ public void sortByDistance(Node reader, Node[] nodes, int activeLen,
         return;
       }
     }
-    super.sortByDistance(reader, nodes, nodes.length, seed,
+    super.sortByDistance(reader, nodes, activeLen, seed,
         randomizeBlockLocationsPerBlock);
   }