diff --git a/mozilla/layout/svg/base/src/nsSVGOuterSVGFrame.cpp b/mozilla/layout/svg/base/src/nsSVGOuterSVGFrame.cpp
index 3ef7934c1be..f7167d01dc0 100644
--- a/mozilla/layout/svg/base/src/nsSVGOuterSVGFrame.cpp
+++ b/mozilla/layout/svg/base/src/nsSVGOuterSVGFrame.cpp
@@ -569,7 +569,9 @@ nsSVGOuterSVGFrame::GetCanvasTM()
 
     // our content is the document element so we must premultiply the values
     // of its currentScale and currentTranslate properties
-    if (svgElement->mEnumAttributes[nsSVGSVGElement::ZOOMANDPAN].GetAnimValue()
+    if (mCurrentScale &&
+        mCurrentTranslate &&
+        svgElement->mEnumAttributes[nsSVGSVGElement::ZOOMANDPAN].GetAnimValue()
         == nsIDOMSVGZoomAndPan::SVG_ZOOMANDPAN_MAGNIFY) {
       nsCOMPtr<nsIDOMSVGMatrix> zoomPanMatrix;
       nsCOMPtr<nsIDOMSVGMatrix> temp;