diff --git a/services/surfaceflinger/BufferLayerConsumer.cpp b/services/surfaceflinger/BufferLayerConsumer.cpp
index 87333d0..ae8ebf0 100644
--- a/services/surfaceflinger/BufferLayerConsumer.cpp
+++ b/services/surfaceflinger/BufferLayerConsumer.cpp
@@ -435,7 +435,9 @@
         BLC_LOGD("computeCurrentTransformMatrixLocked: "
                  "mCurrentTextureImage is nullptr");
     }
-    const Rect& cropRect = canUseImageCrop(mCurrentCrop) ? Rect::EMPTY_RECT : mCurrentCrop;
+
+    const Rect& currentCrop = getCurrentCropLocked();
+    const Rect& cropRect = canUseImageCrop(currentCrop) ? Rect::EMPTY_RECT : currentCrop;
     GLConsumer::computeTransformMatrix(mCurrentTransformMatrix, buf, cropRect, mCurrentTransform,
                                        mFilteringEnabled);
 }
@@ -490,6 +492,10 @@
 
 Rect BufferLayerConsumer::getCurrentCrop() const {
     Mutex::Autolock lock(mMutex);
+    return getCurrentCropLocked();
+}
+
+Rect BufferLayerConsumer::getCurrentCropLocked() const {
     return (mCurrentScalingMode == NATIVE_WINDOW_SCALING_MODE_SCALE_CROP)
             ? GLConsumer::scaleDownCrop(mCurrentCrop, mDefaultWidth, mDefaultHeight)
             : mCurrentCrop;
diff --git a/services/surfaceflinger/BufferLayerConsumer.h b/services/surfaceflinger/BufferLayerConsumer.h
index f81cdb1..84404c7 100644
--- a/services/surfaceflinger/BufferLayerConsumer.h
+++ b/services/surfaceflinger/BufferLayerConsumer.h
@@ -274,6 +274,9 @@
     // mCurrentTextureImage must not be nullptr.
     void computeCurrentTransformMatrixLocked();
 
+    // See getCurrentCrop, but with mMutex already held.
+    Rect getCurrentCropLocked() const;
+
     // doFenceWaitLocked inserts a wait command into the RenderEngine command
     // stream to ensure that it is safe for future RenderEngine commands to
     // access the current texture buffer.