diff options
Diffstat (limited to 'xorg-server/hw/xwin/winshadddnl.c')
| -rw-r--r-- | xorg-server/hw/xwin/winshadddnl.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/xorg-server/hw/xwin/winshadddnl.c b/xorg-server/hw/xwin/winshadddnl.c index 95fb0e6fc..496dd4605 100644 --- a/xorg-server/hw/xwin/winshadddnl.c +++ b/xorg-server/hw/xwin/winshadddnl.c @@ -625,12 +625,15 @@ winShadowUpdateDDNL (ScreenPtr pScreen, rcDest.bottom = ptOrigin.y + rcSrc.bottom;
/* Blit the damaged areas */
- ddrval = IDirectDrawSurface4_Blt (pScreenPriv->pddsPrimary4,
+ if (pScreenPriv->pddsPrimary4)
+ ddrval = IDirectDrawSurface4_Blt (pScreenPriv->pddsPrimary4,
&rcDest,
pScreenPriv->pddsShadow4,
&rcSrc,
DDBLT_WAIT,
NULL);
+ else
+ ddrval=-1;
if (FAILED (ddrval))
{
static int s_iFailCount = 0;
|