Fixes findbugs warning - dereferencing null in exception case

Simon Harrer

2013-07-18 fbe265fa787e4be9cb63c6bae2ef30b9400d9afc

 src/main/java/com/gitblit/FederationPullExecutor.java

@@ -153,7 +153,7 @@
                     c, registrationFolder, registration.name));

         return;

      }

      File repositoriesFolder = new File(GitBlit.getString(Keys.git.repositoriesFolder, "git"));

      File repositoriesFolder = GitBlit.getRepositoriesFolder();

      File registrationFolderFile = new File(repositoriesFolder, registrationFolder);

      registrationFolderFile.mkdirs();