Changeset 37127 in vbox for trunk/src/VBox/Additions

Timestamp:

May 17, 2011 2:14:53 PM (14 years ago)

Author:

vboxsync

Message:

wddm: fix driver breakage, sigh

Location:

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp

Files:

• common/VBoxMPVidModes.cpp (modified) (1 diff)
• wddm/VBoxMPRegistry.cpp (modified) (1 diff)

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/common/VBoxMPVidModes.cpp

@@ -118 +118 @@
     for (iMode=0; iMode<VBoxCommonFromDeviceExt(pExt)->cDisplays; ++iMode)
     {
-        uint32_t CustomXRes, CustomYRes, CustomBPP;
+        uint32_t CustomXRes = 0, CustomYRes = 0, CustomBPP = 0;
 
         if (iMode==0)

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

@@ -53 +53 @@
 VP_STATUS VBoxMPCmnRegQueryDword(IN VBOXMPCMNREGISTRY Reg, PWSTR pName, uint32_t *pVal)
 {
+    /* seems like the new code assumes the Reg functions zeroes up the value on failure */
+    *pVal = 0;
+
     if (!Reg)
     {