intel: clear buffer fields in intel_bufferobj_unmap()

1 files changed, 2 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/intel/intel_buffer_objects.c b/src/mesa/drivers/dri/intel/intel_buffer_objects.c
index 3cf0ea0991d..6f7077e17f4 100644
--- a/src/mesa/drivers/dri/intel/intel_buffer_objects.c
+++ b/src/mesa/drivers/dri/intel/intel_buffer_objects.c
@@ -418,6 +418,8 @@ intel_bufferobj_unmap(GLcontext * ctx,
       }
    }
    obj->Pointer = NULL;
+   obj->Offset = 0;
+   obj->Length = 0;
 
    return GL_TRUE;
 }