From: Brian Paul <brianp@vmware.com>
Date: Thu, 21 Jan 2010 00:40:48 +0000 (-0700)
Subject: softpipe: added region assertions in softpipe_get_tex_transfer()
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=074abd889f7f5d2c7805a2c0fe118f463101a63d;p=mesa.git

softpipe: added region assertions in softpipe_get_tex_transfer()
---

diff --git a/src/gallium/drivers/softpipe/sp_texture.c b/src/gallium/drivers/softpipe/sp_texture.c
index fae72c81aa1..45e80c54477 100644
--- a/src/gallium/drivers/softpipe/sp_texture.c
+++ b/src/gallium/drivers/softpipe/sp_texture.c
@@ -291,6 +291,10 @@ softpipe_get_tex_transfer(struct pipe_screen *screen,
    assert(texture);
    assert(level <= texture->last_level);
 
+   /* make sure the requested region is in the image bounds */
+   assert(x + w <= u_minify(texture->width0, level));
+   assert(y + h <= u_minify(texture->height0, level));
+
    spt = CALLOC_STRUCT(softpipe_transfer);
    if (spt) {
       struct pipe_transfer *pt = &spt->base;