diff --git a/widget/gtk/DMABufSurface.cpp b/widget/gtk/DMABufSurface.cpp
--- a/widget/gtk/DMABufSurface.cpp
+++ b/widget/gtk/DMABufSurface.cpp
@@ -204,17 +204,17 @@
 }
 
 void DMABufSurface::FenceDelete() {
+  if (mSyncFd > 0) {
+    close(mSyncFd);
+    mSyncFd = -1;
+  }
+
   if (!mGL) {
     return;
   }
   const auto& gle = gl::GLContextEGL::Cast(mGL);
   const auto& egl = gle->mEgl;
 
-  if (mSyncFd > 0) {
-    close(mSyncFd);
-    mSyncFd = -1;
-  }
-
   if (mSync) {
     egl->fDestroySync(mSync);
     mSync = nullptr;