From ceed2c31d7c59bf86a31a207324ee8e11d16fc9a Mon Sep 17 00:00:00 2001
From: Hans-Christoph Steiner <hans@eds.org>
Date: Fri, 31 Jan 2014 21:16:46 -0500
Subject: [PATCH] prevent crash when using back button after screen rotate

To reproduce the crash:
0. click a fdroidrepo:// URI to bring up the "app repo" dialog
1. rotate the device
2. click back to make the keyboard go away
3. click back to make the dialog go away
4. click back on Manage Repos screen
5. boom!
---
 src/org/fdroid/fdroid/ManageRepo.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/org/fdroid/fdroid/ManageRepo.java b/src/org/fdroid/fdroid/ManageRepo.java
index da66d4f7f..757def9db 100644
--- a/src/org/fdroid/fdroid/ManageRepo.java
+++ b/src/org/fdroid/fdroid/ManageRepo.java
@@ -59,9 +59,10 @@ public class ManageRepo extends FragmentActivity {
         ActionBarCompat.create(this).setDisplayHomeAsUpEnabled(true);
     }
 
+    @Override
     public void finish() {
         Intent ret = new Intent();
-        if (listFragment.hasChanged()) {
+        if (listFragment != null && listFragment.hasChanged()) {
             Log.i("FDroid", "Repo details have changed, prompting for update.");
             ret.putExtra(REQUEST_UPDATE, true);
         }