From 92fa7cc00688d7bfc1fb72e645ac30c6d92669c6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michel=20D=C3=A4nzer?= <michel@tungstengraphics.com>
Date: Thu, 23 Aug 2007 11:38:16 +0200
Subject: radeon: Don't call RADEONDRIRefreshArea when the damaged region is
 empty.

---
 src/radeon_dri.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/radeon_dri.c b/src/radeon_dri.c
index 7949c5b..f057bdf 100644
--- a/src/radeon_dri.c
+++ b/src/radeon_dri.c
@@ -398,10 +398,10 @@ static void RADEONLeaveServer(ScreenPtr pScreen)
 #ifdef DAMAGE
     if (info->pDamage) {
 	RegionPtr pDamageReg = DamageRegion(info->pDamage);
+	int nrects = pDamageReg ? REGION_NUM_RECTS(pDamageReg) : 0;
 
-	if (pDamageReg) {
-	    RADEONDRIRefreshArea(pScrn, REGION_NUM_RECTS(pDamageReg),
-				 REGION_RECTS(pDamageReg));
+	if (nrects) {
+	    RADEONDRIRefreshArea(pScrn, nrects, REGION_RECTS(pDamageReg));
 	}
     }
 #endif
-- 
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