[Webkit-unassigned] [Bug 147824] NetworkProcess: DNS prefetch happens in the Web Process
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Tue Aug 11 09:06:17 PDT 2015
https://bugs.webkit.org/show_bug.cgi?id=147824
--- Comment #6 from Carlos Garcia Campos <cgarcia at igalia.com> ---
Comment on attachment 258713
--> https://bugs.webkit.org/attachment.cgi?id=258713
Updated patch
View in context: https://bugs.webkit.org/attachment.cgi?id=258713&action=review
>> Source/WebCore/html/HTMLAnchorElement.cpp:257
>> + document().frame()->loader().client().prefetchDNS(document().completeURL(parsedURL).host());
>
> I think that the document can have a null frame here, in which case we'll crash. Please add a test case for this, and fix the crash if I'm right.
That's why I added && document().frame() to the previous if condition
>> Source/WebCore/loader/LinkLoader.cpp:101
>> + document.frame()->loader().client().prefetchDNS(href.host());
>
> Ditto.
Ditto.
>> Source/WebKit2/WebProcess/WebPage/ios/WebPageIOS.mm:632
>> + m_page->mainFrame().loader().client().prefetchDNS(downcast<Element>(*node).absoluteLinkURL().host());
>
> Can m_page be null here?
m_page is created in the constructor, and deleted in ::close(), so if we are here we should have a valid page, I can add an assert
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