1 files changed, 6 insertions, 0 deletions
diff --git a/WebCore/rendering/MediaControlElements.cpp b/WebCore/rendering/MediaControlElements.cpp
index 2b7a8c8..569f214 100644
--- a/WebCore/rendering/MediaControlElements.cpp
+++ b/WebCore/rendering/MediaControlElements.cpp
@@ -615,6 +615,9 @@ void MediaControlTimelineElement::defaultEventHandler(Event* event)
     if (event->isMouseEvent() && static_cast<MouseEvent*>(event)->button())
         return;
 
+    if (!attached())
+        return;
+
     if (event->type() == eventNames().mousedownEvent)
         m_mediaElement->beginScrubbing();
 
@@ -660,6 +663,9 @@ void MediaControlVolumeSliderElement::defaultEventHandler(Event* event)
     if (event->isMouseEvent() && static_cast<MouseEvent*>(event)->button())
         return;
 
+    if (!attached())
+        return;
+
     MediaControlInputElement::defaultEventHandler(event);
 
     if (event->type() == eventNames().mouseoverEvent || event->type() == eventNames().mouseoutEvent || event->type() == eventNames().mousemoveEvent)