From ed227b7b8ddc3aad6ed764124e94caae6b98d182 Mon Sep 17 00:00:00 2001
From: Brian <brian@i915.localnet.net>
Date: Wed, 8 Aug 2007 16:07:28 -0600
Subject: added assertion

---
 src/mesa/pipe/softpipe/sp_surface.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/mesa/pipe/softpipe/sp_surface.c b/src/mesa/pipe/softpipe/sp_surface.c
index 85e1fcfa38..174dcc0169 100644
--- a/src/mesa/pipe/softpipe/sp_surface.c
+++ b/src/mesa/pipe/softpipe/sp_surface.c
@@ -323,6 +323,8 @@ a8r8g8b8_get_tile(struct pipe_surface *ps,
    const GLuint *src
       = ((const GLuint *) ps->region->map) + y * ps->region->pitch + x;
    GLuint i, j;
+   assert(x + w <= ps->width);
+   assert(y + h <= ps->height);
    for (i = 0; i < h; i++) {
       for (j = 0; j < w; j++) {
          p[0] = UBYTE_TO_FLOAT((src[j] >> 16) & 0xff);
-- 
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