HDFS-6409. Fix typo in log message about NameNode layout version upgrade. Contributed by Chen He.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1596739 13f79535-47bb-0310-9956-ffa450edef68

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -572,6 +572,9 @@ Release 2.5.0 - UNRELEASED
     HDFS-6419. TestBookKeeperHACheckpoints#TestSBNCheckpoints fails on trunk.
     (Akira AJISAKA via kihwal)
 
+    HDFS-6409. Fix typo in log message about NameNode layout version upgrade.
+    (Chen He via cnauroth)
+
 Release 2.4.1 - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImage.java

@@ -227,7 +227,7 @@ public class FSImage implements Closeable {
           + HdfsConstants.NAMENODE_LAYOUT_VERSION + " is required.\n"
           + "Please restart NameNode with the \""
           + RollingUpgradeStartupOption.STARTED.getOptionString()
-          + "\" option if a rolling upgraded is already started;"
+          + "\" option if a rolling upgrade is already started;"
           + " or restart NameNode with the \""
           + StartupOption.UPGRADE.getName() + "\" option to start"
           + " a new upgrade.");