[Webkit-unassigned] [Bug 142333] [GTK] WebCore::TransformationMatrix::multiply segfaults when loading last.fm

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=142333

--- Comment #5 from Martin Robinson <mrobinson at webkit.org> ---
Comment on attachment 247950
  --> https://bugs.webkit.org/attachment.cgi?id=247950
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=247950&action=review

> Source/WebKit2/WebProcess/WebPage/gtk/LayerTreeHostGtk.cpp:-130
> -    // The creation of the TextureMapper needs an active OpenGL context.
> -    if (!makeContextCurrent())
> -        return;

I think failing to call makeContextCurrent here is definitely a problem. If the OpenGL context has changed the commands will be issued to the incorrect context.

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