[Webkit-unassigned] [Bug 232512] Fix a null ptr deref by checking that newOffset is a valid key before adding to the HashMap.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=232512

John Cunningham <johncunningham at apple.com> changed:

           What    |Removed                     |Added
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 Attachment #443134|                            |review?
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--- Comment #4 from John Cunningham <johncunningham at apple.com> ---
Created attachment 443134

  --> https://bugs.webkit.org/attachment.cgi?id=443134&action=review

Patch

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