From: Ian Romanick <ian.d.romanick@intel.com>
Date: Tue, 24 Nov 2009 07:14:49 +0000 (-0800)
Subject: i915: Initialize Length and Offset fields when mapping a buffer object
X-Git-Tag: mesa-7.8~1360^2~370^2~191
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b12ca6b87b55e3359e81d5a3be380c860478e353;p=platform%2Fupstream%2Fmesa.git

i915: Initialize Length and Offset fields when mapping a buffer object

This fixes an assertion failure in _mesa_MapBufferARB.

Fixes bugzilla #25253.
---

diff --git a/src/mesa/drivers/dri/intel/intel_buffer_objects.c b/src/mesa/drivers/dri/intel/intel_buffer_objects.c
index a022593..ccce9e7 100644
--- a/src/mesa/drivers/dri/intel/intel_buffer_objects.c
+++ b/src/mesa/drivers/dri/intel/intel_buffer_objects.c
@@ -254,6 +254,8 @@ intel_bufferobj_map(GLcontext * ctx,
 
    if (intel_obj->sys_buffer) {
       obj->Pointer = intel_obj->sys_buffer;
+      obj->Length = obj->Size;
+      obj->Offset = 0;
       return obj->Pointer;
    }