Merge "Disallow too large display padding for wallpaper" into sc-v2-dev am: 360e11ff90

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16405924

Change-Id: I8831a8b38c8341334860b9cabd02928bce1d0e68
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

services/core/java/com/android/server/wallpaper/WallpaperManagerService.java

@@ -2267,6 +2267,19 @@ public class WallpaperManagerService extends IWallpaperManager.Stub
                 throw new IllegalArgumentException("padding must be positive: " + padding);
             }
 
+            int maxSize = getMaximumSizeDimension(displayId);
+
+            final int paddingWidth = padding.left + padding.right;
+            final int paddingHeight = padding.top + padding.bottom;
+            if (paddingWidth > maxSize) {
+                throw new IllegalArgumentException("padding width " + paddingWidth
+                        + " exceeds max width " + maxSize);
+            }
+            if (paddingHeight > maxSize) {
+                throw new IllegalArgumentException("padding height " + paddingHeight
+                        + " exceeds max height " + maxSize);
+            }
+
             final DisplayData wpdData = getDisplayDataOrCreate(displayId);
             if (!padding.equals(wpdData.mPadding)) {
                 wpdData.mPadding.set(padding);