From: Brian Paul <brianp@vmware.com>
Date: Fri, 10 Apr 2009 14:36:04 +0000 (-0600)
Subject: i965: added null const_buffer pointer check in update_constant_buffer()
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=23a911b4a66914883ece70c1e621dfc082661a28;p=mesa.git

i965: added null const_buffer pointer check in update_constant_buffer()
---

diff --git a/src/mesa/drivers/dri/i965/brw_curbe.c b/src/mesa/drivers/dri/i965/brw_curbe.c
index 08b602a5abe..94bf2c0d67a 100644
--- a/src/mesa/drivers/dri/i965/brw_curbe.c
+++ b/src/mesa/drivers/dri/i965/brw_curbe.c
@@ -343,7 +343,7 @@ update_constant_buffer(struct brw_context *brw,
    const int size = params->NumParameters * 4 * sizeof(GLfloat);
 
    /* copy Mesa program constants into the buffer */
-   if (size > 0) {
+   if (const_buffer && size > 0) {
       GLubyte *map;
 
       assert(const_buffer);