Title: [279792] trunk/Source/WebCore
- Revision
- 279792
- Author
- s...@apple.com
- Date
- 2021-07-09 12:18:58 -0700 (Fri, 09 Jul 2021)
Log Message
SVGInlineTextBox::acquirePaintingResource() should return false if the resource can't be applied
https://bugs.webkit.org/show_bug.cgi?id=227826
<rdar://79662757>
Reviewed by Simon Fraser.
Ensure RenderSVGResource::postApplyResource() is called only if the
corresponding RenderSVGResource::applyResource() succeeds. Otherwise
the GraphicsContext stack state will be unbalanced.
* rendering/svg/SVGInlineTextBox.cpp:
(WebCore::SVGInlineTextBox::acquirePaintingResource):
Modified Paths
Diff
Modified: trunk/Source/WebCore/ChangeLog (279791 => 279792)
--- trunk/Source/WebCore/ChangeLog 2021-07-09 18:01:46 UTC (rev 279791)
+++ trunk/Source/WebCore/ChangeLog 2021-07-09 19:18:58 UTC (rev 279792)
@@ -1,3 +1,18 @@
+2021-07-09 Said Abou-Hallawa <s...@apple.com>
+
+ SVGInlineTextBox::acquirePaintingResource() should return false if the resource can't be applied
+ https://bugs.webkit.org/show_bug.cgi?id=227826
+ <rdar://79662757>
+
+ Reviewed by Simon Fraser.
+
+ Ensure RenderSVGResource::postApplyResource() is called only if the
+ corresponding RenderSVGResource::applyResource() succeeds. Otherwise
+ the GraphicsContext stack state will be unbalanced.
+
+ * rendering/svg/SVGInlineTextBox.cpp:
+ (WebCore::SVGInlineTextBox::acquirePaintingResource):
+
2021-07-09 Alan Bujtas <za...@apple.com>
[LFC][IFC] Negative padding values are invalid (inline box)
Modified: trunk/Source/WebCore/rendering/svg/SVGInlineTextBox.cpp (279791 => 279792)
--- trunk/Source/WebCore/rendering/svg/SVGInlineTextBox.cpp 2021-07-09 18:01:46 UTC (rev 279791)
+++ trunk/Source/WebCore/rendering/svg/SVGInlineTextBox.cpp 2021-07-09 19:18:58 UTC (rev 279792)
@@ -354,12 +354,18 @@
return false;
if (!m_paintingResource->applyResource(renderer, style, context, paintingResourceMode())) {
- if (fallbackColor.isValid()) {
- RenderSVGResourceSolidColor* fallbackResource = RenderSVGResource::sharedSolidPaintingResource();
- fallbackResource->setColor(fallbackColor);
+ if (!fallbackColor.isValid()) {
+ m_paintingResource = nullptr;
+ return false;
+ }
+
+ RenderSVGResourceSolidColor* fallbackResource = RenderSVGResource::sharedSolidPaintingResource();
+ fallbackResource->setColor(fallbackColor);
- m_paintingResource = fallbackResource;
- m_paintingResource->applyResource(renderer, style, context, paintingResourceMode());
+ m_paintingResource = fallbackResource;
+ if (!m_paintingResource->applyResource(renderer, style, context, paintingResourceMode())) {
+ m_paintingResource = nullptr;
+ return false;
}
}
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