Don't update on voicemail fetch if no activity.

The right thing to do is to return early in this case.

This is a theoretical fix for the tagged bug; presuming that this
exception caused code execution to terminate prematurely and delete
the voicemail as it would be expected to.

Bug: 25346075
Change-Id: I643ff4e8abf723f3673b38f5933416730e5d5f9f

1 files changed, 7 insertions, 1 deletions

diff --git a/src/com/android/dialer/filterednumber/BlockedNumbersFragment.java b/src/com/android/dialer/filterednumber/BlockedNumbersFragment.java
index fa40e2609..56f5fcd2e 100644
--- a/src/com/android/dialer/filterednumber/BlockedNumbersFragment.java
+++ b/src/com/android/dialer/filterednumber/BlockedNumbersFragment.java
@@ -15,6 +15,7 @@
  */
 package com.android.dialer.filterednumber;
 
+import android.app.Activity;
 import android.app.ListFragment;
 import android.app.LoaderManager;
 import android.content.Context;
@@ -195,7 +196,12 @@ public class BlockedNumbersFragment extends ListFragment
 
     @Override
     public void onVoicemailStatusFetched(Cursor cursor) {
-        final View hideSetting = getActivity().findViewById(R.id.hide_blocked_calls_setting);
+        Activity activity = getActivity();
+        if (activity == null) {
+            return;
+        }
+
+        final View hideSetting = activity.findViewById(R.id.hide_blocked_calls_setting);
         if (cursor == null) {
             hideSetting.setVisibility(View.GONE);
             return;