From 179333f334a209205c53f51e1449f998af12e765 Mon Sep 17 00:00:00 2001
From: Vairavan Srinivasan <vairav@codeaurora.org>
Date: Sat, 14 Dec 2019 11:18:54 -0500
Subject: [PATCH] EpoxyVisibilityTracker: detach detached child recycler view
 from tracker.

---
 .../main/java/com/airbnb/epoxy/EpoxyVisibilityTracker.java   | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/epoxy-adapter/src/main/java/com/airbnb/epoxy/EpoxyVisibilityTracker.java b/epoxy-adapter/src/main/java/com/airbnb/epoxy/EpoxyVisibilityTracker.java
index 4c180d5d7d..08ed3275e2 100644
--- a/epoxy-adapter/src/main/java/com/airbnb/epoxy/EpoxyVisibilityTracker.java
+++ b/epoxy-adapter/src/main/java/com/airbnb/epoxy/EpoxyVisibilityTracker.java
@@ -298,7 +298,10 @@ private void processChildRecyclerViewAttached(@NonNull RecyclerView childRecycle
   }
 
   private void processChildRecyclerViewDetached(@NonNull RecyclerView childRecyclerView) {
-    nestedTrackers.remove(childRecyclerView);
+    EpoxyVisibilityTracker tracker = nestedTrackers.remove(childRecyclerView);
+    if (tracker != null) {
+      tracker.detach(childRecyclerView);
+    }
   }
 
   /**