From e63f532d26d82c06281840a84c73e2e36d7b3e1e Mon Sep 17 00:00:00 2001
From: Vinson Lee <vlee@vmware.com>
Date: Sat, 27 Feb 2010 02:18:06 -0800
Subject: dri: Assert pointer is not null before dereferencing.

---
 src/mesa/drivers/dri/common/dri_util.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mesa/drivers/dri/common/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c
index b80b608f4b..a4fd002664 100644
--- a/src/mesa/drivers/dri/common/dri_util.c
+++ b/src/mesa/drivers/dri/common/dri_util.c
@@ -189,6 +189,7 @@ static int driBindContext(__DRIcontext *pcp,
     ** initialize the drawable information if has not been done before.
     */
 
+    assert(psp);
     if (!psp->dri2.enabled) {
 	if (pdp && !pdp->pStamp) {
 	    DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID);
-- 
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