HADOOP-7843. compilation failing because workDir not initialized in RunJar.java (John George via mahadev)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1204629 13f79535-47bb-0310-9956-ffa450edef68

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -28,6 +28,9 @@ Release 0.23.1 - Unreleased
    HADOOP-6614. RunJar should provide more diags when it can't create
    a temp file. (Jonathan Hsieh via eli)
 
+   HADOOP-7843. compilation failing because workDir not initialized in 
+   RunJar.java (John George via mahadev)
+
 Release 0.23.0 - 2011-11-01 
 
   INCOMPATIBLE CHANGES

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/RunJar.java

@@ -149,7 +149,7 @@ public class RunJar {
     File tmpDir = new File(new Configuration().get("hadoop.tmp.dir"));
     ensureDirectory(tmpDir);
 
-    File workDir;
+    final File workDir;
     try { 
       workDir = File.createTempFile("hadoop-unjar", "", tmpDir);
     } catch (IOException ioe) {
@@ -158,6 +158,7 @@ public class RunJar {
       System.err.println("Error creating temp dir in " + tmpDir + " due to " 
           + ioe.getMessage());
       System.exit(-1);
+      return;
     }
 
     if (!workDir.delete()) {