2 files changed, 10 insertions, 9 deletions

diff --git a/src/gallium/drivers/nvfx/nvfx_miptree.c b/src/gallium/drivers/nvfx/nvfx_miptree.c
index db48025d346..2f9d5538b0b 100644
--- a/src/gallium/drivers/nvfx/nvfx_miptree.c
+++ b/src/gallium/drivers/nvfx/nvfx_miptree.c
@@ -193,18 +193,19 @@ struct pipe_surface *
 nvfx_miptree_surface_new(struct pipe_context *pipe, struct pipe_resource *pt,
 			 const struct pipe_surface *surf_tmpl)
 {
-	struct nvfx_miptree* mt = (struct nvfx_miptree*)pt;
-	struct nvfx_surface *ns;
+	struct nvfx_miptree *mt = (struct nvfx_miptree *)pt;
 	unsigned level = surf_tmpl->u.tex.level;
+	struct nvfx_surface *ns = NULL;
 
 	assert(surf_tmpl->u.tex.first_layer == surf_tmpl->u.tex.last_layer);
-	ns = (struct nvfx_surface*)util_surfaces_get(&mt->surfaces, sizeof(struct nvfx_surface), NULL, pt,
-						     level, surf_tmpl->u.tex.first_layer, surf_tmpl->usage);
-	if(ns->offset == ~0) {
-		util_dirty_surface_init(&ns->base);
-		ns->pitch = nvfx_subresource_pitch(pt, level);
-		ns->offset = nvfx_subresource_offset(pt, surf_tmpl->u.tex.first_layer, level, surf_tmpl->u.tex.first_layer);
+	if(util_surfaces_get(&mt->surfaces, sizeof(struct nvfx_surface), NULL,
+                             pt, level, surf_tmpl->u.tex.first_layer,
+                             surf_tmpl->usage, (struct pipe_surface **)&ns)) {
+                util_dirty_surface_init(&ns->base);
+                ns->pitch = nvfx_subresource_pitch(pt, level);
+                ns->offset = nvfx_subresource_offset(pt, surf_tmpl->u.tex.first_layer, level, surf_tmpl->u.tex.first_layer);
 	}
+        ns->base.base.context = pipe;
 
 	return &ns->base.base;
 }
diff --git a/src/gallium/drivers/nvfx/nvfx_surface.c b/src/gallium/drivers/nvfx/nvfx_surface.c
index 7f315e9da9a..6fd6c47081b 100644
--- a/src/gallium/drivers/nvfx/nvfx_surface.c
+++ b/src/gallium/drivers/nvfx/nvfx_surface.c
@@ -389,7 +389,7 @@ nvfx_surface_copy_temp(struct pipe_context* pipe, struct pipe_surface* surf, int
 	base_vertex = nvfx->base_vertex;
 
 	box.x = box.y = 0;
-	assert(surf->u.tex.first_layer = surf->u.tex.last_layer);
+	assert(surf->u.tex.first_layer == surf->u.tex.last_layer);
 	box.width = surf->width;
 	box.height = surf->height;
 	box.depth = 1;