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LibWeb: Add missing null check in root_intersection_rectangle()

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Andreas Kling 2025-08-17 11:41:52 +02:00 • committed by Andreas Kling
commit 3ab6d43ae2
Notes: github-actions[bot] 2025-08-17 17:10:58 +00:00
1 changed files with 8 additions and 6 deletions
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14
Libraries/LibWeb/IntersectionObserver/IntersectionObserver.cpp
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@ -14,6 +14,7 @@
#include <LibWeb/HTML/TraversableNavigable.h>
#include <LibWeb/HTML/Window.h>
#include <LibWeb/IntersectionObserver/IntersectionObserver.h>
#include <LibWeb/Layout/Viewport.h>
#include <LibWeb/Page/Page.h>
namespace Web::IntersectionObserver {
@ -298,12 +299,13 @@ CSSPixelRect IntersectionObserver::root_intersection_rectangle() const
document = &intersection_root.get<GC::Root<DOM::Element>>().cell()->document();
}
if (m_document.has_value() && document->origin().is_same_origin(m_document->origin())) {
auto layout_node = intersection_root.visit([&](auto& elem) { return static_cast<GC::Root<DOM::Node>>(*elem)->layout_node(); });
rect.inflate(
m_root_margin[0].to_px(*layout_node, rect.height()),
m_root_margin[1].to_px(*layout_node, rect.width()),
m_root_margin[2].to_px(*layout_node, rect.height()),
m_root_margin[3].to_px(*layout_node, rect.width()));
if (auto layout_node = intersection_root.visit([&](auto& node) -> GC::Ptr<Layout::Node> { return node->layout_node(); })) {
rect.inflate(
m_root_margin[0].to_px(*layout_node, rect.height()),
m_root_margin[1].to_px(*layout_node, rect.width()),
m_root_margin[2].to_px(*layout_node, rect.height()),
m_root_margin[3].to_px(*layout_node, rect.width()));
}
}
return rect;