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-rw-r--r--services/core/java/com/android/server/wm/WindowManagerService.java4
1 files changed, 4 insertions, 0 deletions
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index a9bd71ff703b..3ad2610a88b5 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -3704,6 +3704,10 @@ public class WindowManagerService extends IWindowManager.Stub
// This is used by freeform <-> recents windows transition. We need to synchronize
// the animation with the appearance of the content of recents, so we will make
// animation stay on the first or last frame a little longer.
+ if (specs == null) {
+ Slog.wtf(TAG, "prolongAnimationsFromSpecs: AppTransitionAnimationSpec is null!");
+ return;
+ }
mTmpTaskIds.clear();
for (int i = specs.length - 1; i >= 0; i--) {
mTmpTaskIds.put(specs[i].taskId, 0);