From d80242c2546f795e37ce88955c823c054fdfe217 Mon Sep 17 00:00:00 2001
From: Jakob Bornecrantz <jakob@vmware.com>
Date: Fri, 28 Aug 2009 16:56:02 +0200
Subject: [PATCH] st/xorg: Null devPrivate.ptr when unmapping

---
 src/gallium/state_trackers/xorg/xorg_exa.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gallium/state_trackers/xorg/xorg_exa.c b/src/gallium/state_trackers/xorg/xorg_exa.c
index acc49f4c2b1..1650a06ca68 100644
--- a/src/gallium/state_trackers/xorg/xorg_exa.c
+++ b/src/gallium/state_trackers/xorg/xorg_exa.c
@@ -154,6 +154,7 @@ ExaFinishAccess(PixmapPtr pPix, int index)
 	exa->scrn->transfer_unmap(exa->scrn, priv->map_transfer);
 	exa->scrn->tex_transfer_destroy(priv->map_transfer);
 	priv->map_transfer = NULL;
+	pPix->devPrivate.ptr = NULL;
     }
 }
 
-- 
2.30.2