1 files changed, 4 insertions, 0 deletions
diff --git a/gfx/gl/TextureImageEGL.cpp b/gfx/gl/TextureImageEGL.cpp
index 87a547c26..3bb2987d1 100644
--- a/gfx/gl/TextureImageEGL.cpp
+++ b/gfx/gl/TextureImageEGL.cpp
@@ -119,6 +119,10 @@ TextureImageEGL::DirectUpdate(gfx::DataSourceSurface* aSurf, const nsIntRegion&
                              &uploadSize,
                              needInit,
                              aFrom);
+    if (mTextureFormat == SurfaceFormat::UNKNOWN) {
+        return false;
+    }
+
     if (uploadSize > 0) {
         UpdateUploadSize(uploadSize);
     }