From 144356f9925fa9d892faa64fa7264ef9f1d7e2b4 Mon Sep 17 00:00:00 2001
From: Kristian Høgsberg <krh@bitplanet.net>
Date: Thu, 9 Sep 2010 17:08:12 -0400
Subject: mesa: Don't reuse DummyFramebuffer as the incomplete framebuffer

Binding framebuffer 0 on a context that doesn't have a winsys drawable
will try to bind the incomplete framebuffer.  That fails when that's
also the dummy framebuffer.
---
 src/mesa/main/context.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/mesa/main/context.c')

diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 73d96e8d212..66e4183101c 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -1300,6 +1300,9 @@ check_compatible(const GLcontext *ctx, const GLframebuffer *buffer)
    if (ctxvis == bufvis)
       return GL_TRUE;
 
+   if (buffer == _mesa_get_incomplete_framebuffer())
+      return GL_TRUE;
+
 #if 0
    /* disabling this fixes the fgl_glxgears pbuffer demo */
    if (ctxvis->doubleBufferMode && !bufvis->doubleBufferMode)
-- 
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