[Webkit-unassigned] [Bug 53316] NULL pointer crash when using :empty and :first-line pseudoclass selectors together

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=53316





--- Comment #2 from Thomas Sepez <tsepez at chromium.org>  2011-01-28 14:10:12 PST ---
adding the check :

    if (s && s != style())

merely moves the segv to RenderBlock::baselinePosition() where another deref occurs:

   const FontMetrics& fontMetrics = style(firstLine)->fontMetrics();

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