move return inside sync

core/java/src/net/i2p/I2PAppContext.java

@@ -439,9 +439,9 @@ public class I2PAppContext {
                         System.err.println("ERROR: Could not create temp dir " + _tmpDir.getAbsolutePath());
                 }
             }
-        }
             return _tmpDir;
         }
+    }
 
     /** don't rely on deleteOnExit() */
     public void deleteTempDir() {