From 80654c5acd772c90d81815747e6c5fee4ee4fe11 Mon Sep 17 00:00:00 2001 From: marha Date: Wed, 13 Oct 2010 06:26:27 +0000 Subject: winShadowUpdateDD and winShadowUpdateDDNL: Return immediately if we didn't get needed surfaces --- xorg-server/hw/xwin/winshaddd.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'xorg-server/hw/xwin/winshaddd.c') diff --git a/xorg-server/hw/xwin/winshaddd.c b/xorg-server/hw/xwin/winshaddd.c index 4644a8493..8d4cfdc63 100644 --- a/xorg-server/hw/xwin/winshaddd.c +++ b/xorg-server/hw/xwin/winshaddd.c @@ -499,6 +499,10 @@ winShadowUpdateDD (ScreenPtr pScreen, if ((!pScreenPriv->fActive && pScreenInfo->fFullScreen) || pScreenPriv->fBadDepth) return; + /* Return immediately if we didn't get needed surfaces */ + if (!pScreenPriv->pddsPrimary || !pScreenPriv->pddsShadow) + return; + /* Get the origin of the window in the screen coords */ ptOrigin.x = pScreenInfo->dwXOffset; ptOrigin.y = pScreenInfo->dwYOffset; -- cgit v1.2.3