1 files changed, 11 insertions, 0 deletions
diff --git a/xorg-server/hw/xwin/swrastwgl_dri/swrastwgl_dri.c b/xorg-server/hw/xwin/swrastwgl_dri/swrastwgl_dri.c
index 4633d4867..c5b799079 100644
--- a/xorg-server/hw/xwin/swrastwgl_dri/swrastwgl_dri.c
+++ b/xorg-server/hw/xwin/swrastwgl_dri/swrastwgl_dri.c
@@ -49,6 +49,7 @@ struct __DRIdrawableRec
   HBITMAP hBitmap;
   int winWidth;
   int winHeight;
+  int bitsPerPixel;
   VOID *bits;
 
   void *driverPrivate;
@@ -290,6 +291,7 @@ void setupDIB(__DRIdrawable * pdp)
 
   bmiSize = sizeof(*bmInfo);
   bitsPerPixel = GetDeviceCaps(pdp->hDC, BITSPIXEL);
+  pdp->bitsPerPixel=bitsPerPixel;
 
   switch (bitsPerPixel) {
   case 8:
@@ -915,6 +917,15 @@ static __DRIscreen *driCreateNewScreen(int scrn, const __DRIextension **extensio
   static const __DRIextension *emptyExtensionList[] = { NULL };
   __DRIscreen *psp;
 
+  HDC hDc = GetDC(NULL);
+  int bitsPerPixel= GetDeviceCaps(hDc, BITSPIXEL);
+  ReleaseDC(NULL, hDc);
+  if (bitsPerPixel<24)
+  {
+    PRINTF(__FUNCTION__": bitsPerPixel not supported %d\n", bitsPerPixel);
+    return NULL;
+  }
+
   psp = calloc(sizeof(struct __DRIscreenRec),1);
   if (!psp)
     return NULL;