Changeset 212822 in webkit

Timestamp:

Feb 22, 2017, 3:34:46 AM (10 years ago)

Author:

pvollan@apple.com

Message:

[Win] Crash under CACFLayerTreeHost::acceleratedCompositingAvailable().
​https://bugs.webkit.org/show_bug.cgi?id=168711

Reviewed by Alex Christensen.

Add null pointer check.

• platform/graphics/ca/win/CACFLayerTreeHost.cpp:

(WebCore::CACFLayerTreeHost::acceleratedCompositingAvailable):

Location:

trunk/Source/WebCore

Files:

• ChangeLog (modified) (1 diff)
• platform/graphics/ca/win/CACFLayerTreeHost.cpp (modified) (1 diff)

trunk/Source/WebCore/ChangeLog

@@ +1 @@
+2017-02-22  Per Arne Vollan  <pvollan@apple.com>
+
+        [Win] Crash under CACFLayerTreeHost::acceleratedCompositingAvailable().
+        https://bugs.webkit.org/show_bug.cgi?id=168711
+
+        Reviewed by Alex Christensen.
+
+        Add null pointer check.
+
+        * platform/graphics/ca/win/CACFLayerTreeHost.cpp:
+        (WebCore::CACFLayerTreeHost::acceleratedCompositingAvailable):
+
 2017-02-22  Carlos Garcia Campos  <cgarcia@igalia.com>
 

trunk/Source/WebCore/platform/graphics/ca/win/CACFLayerTreeHost.cpp

@@ -108 +108 @@
 
     RefPtr<CACFLayerTreeHost> host = CACFLayerTreeHost::create();
+
+    if (!host) {
+        available = false;
+        return available;
+    }
+
     host->setWindow(testWindow);
     available = host->createRenderer();