1 files changed, 7 insertions, 0 deletions
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index a7f05e0..ba0ebec 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -505,6 +505,13 @@ void Layer::lockPageFlip(bool& recomputeVisibleRegions)
         // update the active buffer
         mActiveBuffer = mSurfaceTexture->getCurrentBuffer();
 
+#ifdef QCOM_HARDWARE
+        //Buffer validity changed. Reset HWC geometry flags.
+        if(oldActiveBuffer == NULL && mActiveBuffer != NULL) {
+            mFlinger->invalidateHwcGeometry();
+        }
+#endif
+
         const Rect crop(mSurfaceTexture->getCurrentCrop());
         const uint32_t transform(mSurfaceTexture->getCurrentTransform());
         const uint32_t scalingMode(mSurfaceTexture->getCurrentScalingMode());