Branch: refs/heads/webkitglib/2.48
Home: https://github.com/WebKit/WebKit
Commit: 9500ce0491d82d323d053299bce84cf62aee605d
https://github.com/WebKit/WebKit/commit/9500ce0491d82d323d053299bce84cf62aee605d
Author: Simon Pena <[email protected]>
Date: 2025-05-02 (Fri, 02 May 2025)
Changed paths:
A LayoutTests/fast/css/nested-shadow-dom-css-container-query-expected.txt
A LayoutTests/fast/css/nested-shadow-dom-css-container-query.html
M Source/WebCore/style/ContainerQueryEvaluator.cpp
Log Message:
-----------
Cherry-pick 294104@main (f34f7f5c4f50).
https://bugs.webkit.org/show_bug.cgi?id=289963
WebProcess crash from CheckedPtr assertion under styleForContainer
https://bugs.webkit.org/show_bug.cgi?id=289963
Reviewed by Antti Koivisto.
Avoid dereferencing a styleUpdate if it is still uninitialised. Added
test triggering the crash.
* LayoutTests/fast/css/nested-shadow-dom-css-container-query-expected.txt:
Added.
* LayoutTests/fast/css/nested-shadow-dom-css-container-query.html: Added.
* Source/WebCore/style/ContainerQueryEvaluator.cpp:
(WebCore::Style::styleForContainer):
Canonical link: https://commits.webkit.org/294104@main
Canonical link: https://commits.webkit.org/290945.178@webkitglib/2.48
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