From 822775eb9d7ca7ba5aef8b25d817a70ceec373d4 Mon Sep 17 00:00:00 2001
From: "codrut.topliceanu" <codrut.topliceanu@softvision.ro>
Date: Thu, 7 Oct 2021 10:48:42 +0300
Subject: [PATCH] [fenix] For
 https://github.com/mozilla-mobile/fenix/issues/20992 - Speculative fix for
 TopSitesPagerAdapter crash

---
 .../org/mozilla/fenix/home/topsites/TopSitesPagerAdapter.kt  | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/org/mozilla/fenix/home/topsites/TopSitesPagerAdapter.kt b/app/src/main/java/org/mozilla/fenix/home/topsites/TopSitesPagerAdapter.kt
index 0d35277da9..1a1c08c822 100644
--- a/app/src/main/java/org/mozilla/fenix/home/topsites/TopSitesPagerAdapter.kt
+++ b/app/src/main/java/org/mozilla/fenix/home/topsites/TopSitesPagerAdapter.kt
@@ -59,7 +59,10 @@ class TopSitesPagerAdapter(
 
         // Update new list with the changed items
         currentPageChangedItems.forEach { item ->
-            refreshedItems[item.first - (position * TOP_SITES_PER_PAGE)] = item.second
+            val index = item.first - (position * TOP_SITES_PER_PAGE)
+            if (index in refreshedItems.indices) {
+                refreshedItems[index] = item.second
+            }
         }
 
         // Display the updated list without any of the removed items