From fee9ea9768b5a402e6881133f33fdde1f91343b8 Mon Sep 17 00:00:00 2001
From: Luca Stefani <luca.stefani.ge1@gmail.com>
Date: Sat, 5 Jan 2019 16:40:12 +0100
Subject: [PATCH] WindowOrientationListener: Check if proposed rotation is in
 range

* Some OEMs *coughs OnePlus* decided it was a great idea to add a fourth kind of rotation ( flat )

Change-Id: I54c6e6360e897fbc8445edabbf411807521c624b
---
 .../android/server/policy/WindowOrientationListener.java  | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/services/core/java/com/android/server/policy/WindowOrientationListener.java b/services/core/java/com/android/server/policy/WindowOrientationListener.java
index d5adb5e1c111c..47370b644b91e 100644
--- a/services/core/java/com/android/server/policy/WindowOrientationListener.java
+++ b/services/core/java/com/android/server/policy/WindowOrientationListener.java
@@ -1047,8 +1047,14 @@ public abstract class WindowOrientationListener {
         @Override
         public void onSensorChanged(SensorEvent event) {
             int newRotation;
+
+            int reportedRotation = (int) event.values[0];
+            if (reportedRotation < 0 || reportedRotation > 3) {
+                return;
+            }
+
             synchronized (mLock) {
-                mDesiredRotation = (int) event.values[0];
+                mDesiredRotation = reportedRotation;
                 newRotation = evaluateRotationChangeLocked();
             }
             if (newRotation >=0) {