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i915: Fix assertion failure on remapping a non-BO-backed VBO.

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Failure to set the obj->Pointer back to null tripped up the assertion.
Bug #22428.
(cherry picked from commit 57a06d3a48)
This commit is contained in:
Eric Anholt
2009-06-29 18:48:27 -07:00
parent 57955451f8
commit c72261f2a8
1 changed files with 4 additions and 1 deletions
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src/mesa/drivers/dri/intel/intel_buffer_objects.c
+4 -1
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@@ -265,7 +265,10 @@ intel_bufferobj_unmap(GLcontext * ctx,
struct intel_buffer_object *intel_obj = intel_buffer_object(obj);
assert(intel_obj);
if (intel_obj->buffer != NULL) {
if (intel_obj->sys_buffer != NULL) {
assert(obj->Pointer);
obj->Pointer = NULL;
} else if (intel_obj->buffer != NULL) {
assert(obj->Pointer);
if (intel_obj->mapped_gtt) {
drm_intel_gem_bo_unmap_gtt(intel_obj->buffer);