From 038e981cacdc6f32588442666cde8a8fc16cfdfc Mon Sep 17 00:00:00 2001
From: Brian <brian@yutani.localnet.net>
Date: Thu, 15 Mar 2007 11:11:41 -0600
Subject: add some rb->Data null ptr checks (bug 7205)

---
 src/mesa/swrast/s_accum.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/mesa/swrast/s_accum.c')

diff --git a/src/mesa/swrast/s_accum.c b/src/mesa/swrast/s_accum.c
index 69e9404c55c..f53e7f52c5e 100644
--- a/src/mesa/swrast/s_accum.c
+++ b/src/mesa/swrast/s_accum.c
@@ -136,7 +136,9 @@ _swrast_clear_accum_buffer( GLcontext *ctx, struct gl_renderbuffer *rb )
       return;
    }
 
-   assert(rb);
+   if (!rb || !rb->Data)
+      return;
+
    assert(rb->_BaseFormat == GL_RGBA);
    /* add other types in future? */
    assert(rb->DataType == GL_SHORT || rb->DataType == GL_UNSIGNED_SHORT);
-- 
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