From 8bba183b9eeb162661a287bf2e118c6dd419dd24 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Wed, 20 May 2009 14:05:03 -0700
Subject: intel: Mark the FBO as incomplete if there's no intel_renderbuffer
 for it.

This happens to rendering with textures with a border, which had resulted
in a segfault on dereferencing the irb.
---
 src/mesa/drivers/dri/intel/intel_fbo.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src')

diff --git a/src/mesa/drivers/dri/intel/intel_fbo.c b/src/mesa/drivers/dri/intel/intel_fbo.c
index 52647ddf8b..0b0f0f980b 100644
--- a/src/mesa/drivers/dri/intel/intel_fbo.c
+++ b/src/mesa/drivers/dri/intel/intel_fbo.c
@@ -679,6 +679,11 @@ intel_validate_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb)
       if (rb == NULL)
 	 continue;
 
+      if (irb == NULL) {
+	 fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
+	 continue;
+      }
+
       switch (irb->texformat->MesaFormat) {
       case MESA_FORMAT_ARGB8888:
       case MESA_FORMAT_RGB565:
-- 
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