From df34a4a4816d6e4caf22942f7f520879c143b0ed Mon Sep 17 00:00:00 2001
From: Jay Aliomer <aaliomer@google.com>
Date: Wed, 20 Oct 2021 11:17:01 -0400
Subject: [PATCH] Null check if renderer is null

Local colors are added before the renderer is created which is causing
crash

Fixes: 203613925
Test: switch to user back and forward
Change-Id: I2f169434e1cb0e692045050e255d24d1f8fa7c47
---
 .../SystemUI/src/com/android/systemui/ImageWallpaper.java     | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/packages/SystemUI/src/com/android/systemui/ImageWallpaper.java b/packages/SystemUI/src/com/android/systemui/ImageWallpaper.java
index d2566b448ba67..d1739aaccac28 100644
--- a/packages/SystemUI/src/com/android/systemui/ImageWallpaper.java
+++ b/packages/SystemUI/src/com/android/systemui/ImageWallpaper.java
@@ -238,9 +238,7 @@ public class ImageWallpaper extends WallpaperService {
                 Bitmap bitmap = mMiniBitmap;
                 if (bitmap == null) {
                     mLocalColorsToAdd.addAll(regions);
-                    mRenderer.use(b -> {
-                        updateMiniBitmapAndNotify(b);
-                    });
+                    if (mRenderer != null) mRenderer.use(this::updateMiniBitmapAndNotify);
                 } else {
                     computeAndNotifyLocalColors(regions, bitmap);
                 }