Index: content/browser/renderer_host/render_widget_host_view_aura.cc |
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.cc b/content/browser/renderer_host/render_widget_host_view_aura.cc |
index f52e90f609c6e3437d88536214b4c669dc10e4ce..46195d145f540965764e6002ee206c8d1d8f31f7 100644 |
--- a/content/browser/renderer_host/render_widget_host_view_aura.cc |
+++ b/content/browser/renderer_host/render_widget_host_view_aura.cc |
@@ -1585,7 +1585,16 @@ void RenderWidgetHostViewAura::SwapSoftwareFrame( |
new base::SharedMemory(frame_data->handle, true)); |
#endif |
- if (!shared_memory->Map(size_in_bytes)) { |
+ if (!shared_memory->Map(0)) { |
+ DLOG(ERROR) << "Unable to map renderer memory."; |
+ RecordAction(UserMetricsAction("BadMessageTerminate_RWHVA1")); |
+ host_->GetProcess()->ReceivedBadMessage(); |
piman
2013/10/23 00:10:15
TBH this could fail if we're out of address space
|
+ return; |
+ } |
+ |
+ if (shared_memory->mapped_size() < size_in_bytes) { |
+ DLOG(ERROR) << "Shared memory too small for given rectangle"; |
+ RecordAction(UserMetricsAction("BadMessageTerminate_RWHVA2")); |
host_->GetProcess()->ReceivedBadMessage(); |
return; |
} |