LatestPostsFragment crash fix (when viewing profiles with no posts)

app/src/main/java/gr/thmmy/mthmmy/activities/profile/latestPosts/LatestPostsAdapter.java

@@ -19,6 +19,7 @@ import gr.thmmy.mthmmy.base.BaseFragment;
 import gr.thmmy.mthmmy.model.PostSummary;
 import gr.thmmy.mthmmy.model.TopicSummary;
 import gr.thmmy.mthmmy.views.ReactiveWebView;
+import timber.log.Timber;
 
 /**
  * {@link RecyclerView.Adapter} that can display a {@link TopicSummary} and makes a call to the
@@ -61,6 +62,7 @@ class LatestPostsAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
     @SuppressLint("ClickableViewAccessibility")
     @Override
     public void onBindViewHolder(@NonNull final RecyclerView.ViewHolder holder, int position) {
+        if (holder instanceof LatestPostViewHolder){
             PostSummary topic = parsedTopicSummaries.get(position);
             final LatestPostViewHolder latestPostViewHolder = (LatestPostViewHolder) holder;
             latestPostViewHolder.postTitle.setText(topic.getSubject());
@@ -78,6 +80,7 @@ class LatestPostsAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
                 }
             });
         }
+    }
 
     @Override
     public int getItemCount() {