Mesa (master): radeon: Assert pointer is not null before dereferencing.

[Vinson Lee]

Module: Mesa
Branch: master
Commit: d3004d9156e261d81adcae31d55a4b782433cd6b
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=d3004d9156e261d81adcae31d55a4b782433cd6b

Author: Vinson Lee <vlee at vmware.com>
Date:   Sat Feb 27 02:28:00 2010 -0800

radeon: Assert pointer is not null before dereferencing.

Add back an assert that was removed in commit
cd5f167353f16fb4f5b349002625b704f3e23778.

---

 src/mesa/drivers/dri/radeon/radeon_tex_copy.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/radeon/radeon_tex_copy.c b/src/mesa/drivers/dri/radeon/radeon_tex_copy.c
index d6aeb70..18cf182 100644
--- a/src/mesa/drivers/dri/radeon/radeon_tex_copy.c
+++ b/src/mesa/drivers/dri/radeon/radeon_tex_copy.c
@@ -58,6 +58,7 @@ do_copy_texsubimage(GLcontext *ctx,
     }
 
     assert(rrb && rrb->bo);
+    assert(timg->mt);
     assert(timg->mt->bo);
     assert(timg->base.Width >= dstx + width);
     assert(timg->base.Height >= dsty + height);