Bug 892285 - Only unlock gralloc surfaces if they were locked, r=bas

mozilla-spidermonkey · Jul 12, 2013 · 4017e5b · 4017e5b
1 parent 28ad6d8
commit 4017e5b
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/gfx/layers/client/TextureClient.cpp b/gfx/layers/client/TextureClient.cpp
@@ -123,10 +123,11 @@ DeprecatedTextureClientShmem::GetSurface()
 void
 DeprecatedTextureClientShmem::Unlock()
 {
-  mSurface = nullptr;
+  if (mSurface) {
+    mSurface = nullptr;
+    ShadowLayerForwarder::CloseDescriptor(mDescriptor);
+  }
   mSurfaceAsImage = nullptr;
-
-  ShadowLayerForwarder::CloseDescriptor(mDescriptor);
 }
 
 gfxImageSurface*