Mesa (gallium-0.2): nouveau: stop with 0 dimension

[Patrice Mandin]

Module: Mesa
Branch: gallium-0.2
Commit: 7b66b24c2ea127aa8f58f38a0cf4e834b58c2aa7
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=7b66b24c2ea127aa8f58f38a0cf4e834b58c2aa7

Author: Patrice Mandin <patmandin at gmail.com>
Date:   Tue Feb 10 22:04:56 2009 +0100

nouveau: stop with 0 dimension

---

 src/gallium/drivers/nv04/nv04_surface_2d.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/nv04/nv04_surface_2d.c b/src/gallium/drivers/nv04/nv04_surface_2d.c
index d220c21..ffb17ea 100644
--- a/src/gallium/drivers/nv04/nv04_surface_2d.c
+++ b/src/gallium/drivers/nv04/nv04_surface_2d.c
@@ -130,7 +130,7 @@ nv04_surface_copy_swizzle(struct nv04_surface_2d *ctx,
 	/* FIXME: Find right src and dst offset, given mipmap level */
 	level_w = w;
 	level_h = h;
-	for (i=0; i<src->level; i++) {
+	for (i=0; i<src->level && level_w && level_h; i++) {
 		dst_offset += level_w * level_h * dst->block.size;
 		level_w >>= 1;
 		level_h >>= 1;