Changeset 51920 in vbox

Timestamp:

Jul 8, 2014 7:38:54 AM (10 years ago)

Author:

vboxsync

Message:

Additions/WDDM: additional checks

File:

• trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/wddm/VBoxMPWddm.cpp (modified) (2 diffs)

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/wddm/VBoxMPWddm.cpp

@@ -49 +49 @@
 {
     PVOID pvMem = vboxWddmMemAlloc(cbSize);
-    memset(pvMem, 0, cbSize);
+    if (pvMem)
+        memset(pvMem, 0, cbSize);
     return pvMem;
 }
@@ -2322 +2323 @@
 
     PVBOXWDDM_DEVICE pDevice = (PVBOXWDDM_DEVICE)vboxWddmMemAllocZero(sizeof (VBOXWDDM_DEVICE));
+    if (!pDevice)
+    {
+        WARN(("vboxWddmMemAllocZero failed for WDDM device structure"));
+        return STATUS_NO_MEMORY;
+    }
     pCreateDevice->hDevice = pDevice;
     if (pCreateDevice->Flags.SystemDevice)