diff --git a/policy/src/com/android/internal/policy/impl/PhoneWindowManager.java b/policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
index 69a4ac02a0580..af5025b8d151f 100644
--- a/policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
+++ b/policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
@@ -4120,8 +4120,9 @@ public class PhoneWindowManager implements WindowManagerPolicy {
     /** {@inheritDoc} */
     @Override
     public int finishPostLayoutPolicyLw() {
-        if (mWinShowWhenLocked != null &&
-                mWinShowWhenLocked != mTopFullscreenOpaqueWindowState) {
+        if (mWinShowWhenLocked != null && mTopFullscreenOpaqueWindowState != null &&
+                mWinShowWhenLocked.getAppToken() != mTopFullscreenOpaqueWindowState.getAppToken()
+                && isKeyguardLocked()) {
             // A dialog is dismissing the keyguard. Put the wallpaper behind it and hide the
             // fullscreen window.
             // TODO: Make sure FLAG_SHOW_WALLPAPER is restored when dialog is dismissed. Or not.