Thanks for fixing this I'd been meaning to look into it.

Reviewed-by: Timothy Arceri <[email protected]>

On 24/08/17 23:53, Samuel Pitoiset wrote:
It was only used in the errors path.

Signed-off-by: Samuel Pitoiset <[email protected]>
---
  src/mesa/main/arrayobj.c | 20 ++++++++++++++++----
  1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/src/mesa/main/arrayobj.c b/src/mesa/main/arrayobj.c
index 600177cc5c..88a5702f41 100644
--- a/src/mesa/main/arrayobj.c
+++ b/src/mesa/main/arrayobj.c
@@ -66,11 +66,23 @@
  struct gl_vertex_array_object *
  _mesa_lookup_vao(struct gl_context *ctx, GLuint id)
  {
-   if (id == 0)
+   if (id == 0) {
        return NULL;
-   else
-      return (struct gl_vertex_array_object *)
-         _mesa_HashLookupLocked(ctx->Array.Objects, id);
+   } else {
+      struct gl_vertex_array_object *vao;
+
+      if (ctx->Array.LastLookedUpVAO &&
+          ctx->Array.LastLookedUpVAO->Name == id) {
+         vao = ctx->Array.LastLookedUpVAO;
+      } else {
+         vao = (struct gl_vertex_array_object *)
+            _mesa_HashLookupLocked(ctx->Array.Objects, id);
+
+         _mesa_reference_vao(ctx, &ctx->Array.LastLookedUpVAO, vao);
+      }
+
+      return vao;
+   }
  }
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