HADOOP-716. Minor javadoc fix. Contributed by Devaraj.

git-svn-id: https://svn.apache.org/repos/asf/lucene/hadoop/trunk@474991 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/hadoop/io/SequenceFile.java

@@ -1873,7 +1873,7 @@ public class SequenceFile {
     /**
      * Clones the attributes (like compression of the input file and creates a 
      * corresponding Writer
-     * @param FileSystem
+     * @param fileSys the FileSystem object
      * @param inputFile the path of the input file whose attributes should be 
      * cloned 
      * @param outputFile the path of the output file