Merge "Fix exception caused by system app setting wallpaper" am: aa33e703e4 am: 2b40eb9426 am: 62f11f571f am: f79c21084b

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2211115

Change-Id: Id087477eb3b97bf3336ba24d78a88e6852d4f126
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/services/core/java/com/android/server/wallpaper/WallpaperManagerService.java b/services/core/java/com/android/server/wallpaper/WallpaperManagerService.java
index f25929c36060..d0b058b4c8f2 100644
--- a/services/core/java/com/android/server/wallpaper/WallpaperManagerService.java
+++ b/services/core/java/com/android/server/wallpaper/WallpaperManagerService.java
@@ -2713,6 +2713,13 @@ public class WallpaperManagerService extends IWallpaperManager.Stub
         checkPermission(android.Manifest.permission.SET_WALLPAPER_DIM_AMOUNT);
         synchronized (mLock) {
             WallpaperData data = mWallpaperMap.get(mCurrentUserId);
+            if (data == null) {
+                data = mWallpaperMap.get(UserHandle.USER_SYSTEM);
+                if (data == null) {
+                    Slog.e(TAG, "getWallpaperDimAmount: wallpaperData is null");
+                    return 0.0f;
+                }
+            }
             return data.mWallpaperDimAmount;
         }
     }