diff --git a/libs/hwui/DeferredLayerUpdater.cpp b/libs/hwui/DeferredLayerUpdater.cpp
index 6a59a13..6b8c780 100644
--- a/libs/hwui/DeferredLayerUpdater.cpp
+++ b/libs/hwui/DeferredLayerUpdater.cpp
@@ -109,6 +109,9 @@
         mSurfaceTexture->getTransformMatrix(transform);
         GLenum renderTarget = mSurfaceTexture->getCurrentTextureTarget();
 
+        LOG_ALWAYS_FATAL_IF(renderTarget != GL_TEXTURE_2D && renderTarget != GL_TEXTURE_EXTERNAL_OES,
+                "doUpdateTexImage target %x, 2d %x, EXT %x",
+                renderTarget, GL_TEXTURE_2D, GL_TEXTURE_EXTERNAL_OES);
         LayerRenderer::updateTextureLayer(mLayer, mWidth, mHeight,
                 !mBlend, forceFilter, renderTarget, transform);
     }
diff --git a/libs/hwui/DeferredLayerUpdater.h b/libs/hwui/DeferredLayerUpdater.h
index 38d8e4a..82f2741 100644
--- a/libs/hwui/DeferredLayerUpdater.h
+++ b/libs/hwui/DeferredLayerUpdater.h
@@ -59,6 +59,10 @@
         if (texture.get() != mSurfaceTexture.get()) {
             mNeedsGLContextAttach = needsAttach;
             mSurfaceTexture = texture;
+
+            GLenum target = texture->getCurrentTextureTarget();
+            LOG_ALWAYS_FATAL_IF(target != GL_TEXTURE_2D && target != GL_TEXTURE_EXTERNAL_OES,
+                    "set unsupported GLConsumer with target %x", target);
         }
     }
 
diff --git a/libs/hwui/GlopBuilder.cpp b/libs/hwui/GlopBuilder.cpp
index a9ce7f4..0a46014 100644
--- a/libs/hwui/GlopBuilder.cpp
+++ b/libs/hwui/GlopBuilder.cpp
@@ -576,8 +576,12 @@
 void GlopBuilder::build() {
     REQUIRE_STAGES(kAllStages);
     if (mOutGlop->mesh.vertices.attribFlags & VertexAttribFlags::kTextureCoord) {
-        mDescription.hasTexture = mOutGlop->fill.texture.target == GL_TEXTURE_2D;
-        mDescription.hasExternalTexture = mOutGlop->fill.texture.target == GL_TEXTURE_EXTERNAL_OES;
+        if (mOutGlop->fill.texture.target == GL_TEXTURE_2D) {
+            mDescription.hasTexture = true;
+        } else {
+            mDescription.hasExternalTexture = true;
+        }
+
     }
     mDescription.hasColors = mOutGlop->mesh.vertices.attribFlags & VertexAttribFlags::kColor;
     mDescription.hasVertexAlpha = mOutGlop->mesh.vertices.attribFlags & VertexAttribFlags::kAlpha;