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Bug 1230929 - modified the logic in order to prvent null pointer dereference. r=jmuizelaar

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This commit is contained in:
Bogdan Postelnicu 2015-12-07 07:36:00 +01:00
parent 7d900df7ee
commit 7fd814367a
1 changed files with 2 additions and 1 deletions
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3
gfx/thebes/gfxASurface.cpp
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@ -208,9 +208,10 @@ void
gfxASurface::Init(cairo_surface_t* surface, bool existingSurface)
{
SetSurfaceWrapper(surface, this);
MOZ_ASSERT(surface, "surface should be a valid pointer");
mSurface = surface;
mSurfaceValid = surface && !cairo_surface_status(surface);
mSurfaceValid = !cairo_surface_status(surface);
if (!mSurfaceValid) {
gfxWarning() << "ASurface Init failed with Cairo status " << cairo_surface_status(surface) << " on " << hexa(surface);
}