Javadoc improvement

Change-Id: I4f767af36101c32493a77570a9729f4e8c300136
diff --git a/cli/src/main/java/org/onosproject/cli/net/CountersListCommand.java b/cli/src/main/java/org/onosproject/cli/net/CountersListCommand.java
index 039702d..9706e0e 100644
--- a/cli/src/main/java/org/onosproject/cli/net/CountersListCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/CountersListCommand.java
@@ -38,7 +38,7 @@
     /**
      * Displays counters as text.
      *
-     * @param mapInfo map descriptions
+     * @param counters counter info
      */
     private void displayCounters(Map<String, Long> counters) {
         counters.forEach((name, value) -> print(FMT, name, value));