Prevent creation of new adapter on refresh in feed

app/src/main/java/app/insti/fragment/FeedFragment.java

@@ -159,8 +159,9 @@ public class FeedFragment extends BaseFragment {
             events.get(0).setEventBigImage(true);
         }
 
+        // Initialize adapter
+        if (feedAdapter == null) {
             feedAdapter = new FeedAdapter(events, this);
-
             getActivityBuffer().safely(new ActivityBuffer.IRunnable() {
                 @Override
                 public void run(Activity pActivity) {
@@ -173,6 +174,11 @@ public class FeedFragment extends BaseFragment {
                     }
                 }
             });
+        } else {
+            feedAdapter.setEvents(events);
+            feedAdapter.notifyDataSetChanged();
+        }
+
         View view = getActivity().findViewById(R.id.loadingPanel);
         if (view != null)
             view.setVisibility(View.GONE);