From dafa5040ef2cf933201b8b77c3f7ced35ea5adae Mon Sep 17 00:00:00 2001
From: Brian Isganitis <brianji@google.com>
Date: Wed, 4 Aug 2021 14:21:27 -0400
Subject: [PATCH] Fix crash from previewing launcher with unknown wallpaper
 colors.

Test: Open wallpaper app with live wallpaper applied should not crash.
Fix: 195246865
Change-Id: Id64de32b35aa7a553daa752438060d7f6822bec8
---
 .../android/launcher3/graphics/LauncherPreviewRenderer.java   | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
index a387f04e5b..7a31ea01b5 100644
--- a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
+++ b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
@@ -268,8 +268,8 @@ public class LauncherPreviewRenderer extends ContextWrapper
             WallpaperColors wallpaperColors = wallpaperColorsOverride != null
                     ? wallpaperColorsOverride
                     : WallpaperManager.getInstance(context).getWallpaperColors(FLAG_SYSTEM);
-            mWallpaperColorResources = LocalColorExtractor.newInstance(context)
-                    .generateColorsOverride(wallpaperColors);
+            mWallpaperColorResources = wallpaperColors != null ? LocalColorExtractor.newInstance(
+                    context).generateColorsOverride(wallpaperColors) : null;
         } else {
             mWallpaperColorResources = null;
         }