[WIN32K]

- Fix a memory leak in EngUnloadImage
- add an ASSERT

svn path=/trunk/; revision=55970

reactos/subsystems/win32/win32k/eng/ldevobj.c

@@ -98,6 +98,7 @@ LDEVOBJ_vFreeLDEV(PLDEVOBJ pldev)
 {
     /* Make sure we don't have a driver loaded */
     ASSERT(pldev && pldev->pGdiDriverInfo == NULL);
+    ASSERT(pldev->cRefs == 0);
 
     /* Free the memory */
     ExFreePoolWithTag(pldev, GDITAG_LDEV);
@@ -472,8 +473,9 @@ EngUnloadImage(
         if (pldev->pldevNext)
             pldev->pldevNext->pldevPrev = pldev->pldevPrev;
 
-        /* Unload the image */
+        /* Unload the image and free the LDEV */
         LDEVOBJ_vUnloadImage(pldev);
+        LDEVOBJ_vFreeLDEV(pldev);
     }
 
     /* Unlock loader */

reactos/subsystems/win32/win32k/eng/pdevobj.c

@@ -190,7 +190,7 @@ PDEVOBJ_pdmMatchDevMode(
 {
     PGRAPHICS_DEVICE pGraphicsDevice;
     PDEVMODEW pdmCurrent;
-    INT i;
+    ULONG i;
     DWORD dwFields;
 
     pGraphicsDevice = ppdev->pGraphicsDevice;