commit aff2f949395725f4bb82802bd12201b65d514e68
author Pablo Ceballos <pceballos@google.com> Fri Jul 29 14:49:55 2016 -0700
committer Pablo Ceballos <pceballos@google.com> Thu Aug 25 12:06:52 2016 -0700
tree efb03db1dad103d78f9abe24ad2bf335291c3ec2
parent 891411aaa55d0f59111745ce0e9e45f717e5a940

Fail createVirtualDisplay with single-buffered Surface

Bug 30106031

Change-Id: I434df329eb3c162dd9ef01245ac5e0da97216e70

core/jni/android_view_SurfaceControl.cpp

diff --git a/core/jni/android_view_SurfaceControl.cpp b/core/jni/android_view_SurfaceControl.cpp
index 0d8a95c..73b3f52 100644
--- a/core/jni/android_view_SurfaceControl.cpp
+++ b/core/jni/android_view_SurfaceControl.cpp
@@ -371,7 +371,12 @@
     if (sur != NULL) {
         bufferProducer = sur->getIGraphicBufferProducer();
     }
-    SurfaceComposerClient::setDisplaySurface(token, bufferProducer);
+    status_t err = SurfaceComposerClient::setDisplaySurface(token,
+            bufferProducer);
+    if (err != NO_ERROR) {
+        doThrowIAE(env, "Illegal Surface, could not enable async mode. Was this"
+                " Surface created with singleBufferMode?");
+    }
 }
 
 static void nativeSetDisplayLayerStack(JNIEnv* env, jclass clazz,