[Webkit-unassigned] [Bug 137902] REGRESSION (r165385): Crash when text area exceeded

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=137902

--- Comment #4 from Darin Adler <darin at apple.com> ---
Comment on attachment 243466
  --> https://bugs.webkit.org/attachment.cgi?id=243466
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=243466&action=review

>> Source/WebCore/editing/TextIterator.cpp:1473
>> +        return nullptr;
> 
> This should be if (it.atEnd()) return nullptr; *before* calling it.range().

I think we might also need to check if (it.atEnd()) before calling it.advance()?

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