From 2f9eb0aad5a0d2177b52a22d012fd53438edf9fe Mon Sep 17 00:00:00 2001
From: =?utf8?q?Mathias=20Fr=C3=B6hlich?= <mathias.froehlich@web.de>
Date: Sun, 4 Feb 2018 13:18:34 +0100
Subject: [PATCH] mesa: Fix VAO buffer object tracking.
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When changing the attribute binding in the VAO we also need to
account for getting rid of non vbo bits from VertexAttribBufferMask.

Signed-off-by: Mathias Fröhlich <Mathias.Froehlich@web.de>
Reviewed-by: Brian Paul <brianp@vmware.com>
---
 src/mesa/main/varray.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c
index b268aaa9a3c..4dfc3546a8c 100644
--- a/src/mesa/main/varray.c
+++ b/src/mesa/main/varray.c
@@ -168,6 +168,8 @@ vertex_attrib_binding(struct gl_context *ctx,
 
       if (_mesa_is_bufferobj(vao->BufferBinding[bindingIndex].BufferObj))
          vao->VertexAttribBufferMask |= array_bit;
+      else
+         vao->VertexAttribBufferMask &= ~array_bit;
 
       FLUSH_VERTICES(ctx, _NEW_ARRAY);
 
-- 
2.30.2