nv30: line up the miptree creation to latest changes.

diff --git a/src/gallium/drivers/nv30/nv30_miptree.c b/src/gallium/drivers/nv30/nv30_miptree.c
index 23bcef0..19945e9 100644 (file)
--- a/src/gallium/drivers/nv30/nv30_miptree.c
+++ b/src/gallium/drivers/nv30/nv30_miptree.c
@@ -54,27 +54,29 @@ nv30_miptree_layout(struct nv30_miptree *nv30mt)
        nv30mt->total_size = offset;
 }
 
-static void
-nv30_miptree_create(struct pipe_screen *screen, struct pipe_texture **pt)
+static struct pipe_texture *
+nv30_miptree_create(struct pipe_screen *screen, struct pipe_texture *pt)
 {
        struct pipe_winsys *ws = screen->winsys;
-       struct nv30_miptree *nv30mt;
+       struct nv30_miptree *mt;
 
-       nv30mt = realloc(*pt, sizeof(struct nv30_miptree));
-       if (!nv30mt)
-               return;
-       *pt = NULL;
+       mt = MALLOC(sizeof(struct nv30_miptree));
+       if (!mt)
+               return NULL;
+       mt->base = *pt;
+       mt->base.refcount = 1;
+       mt->base.screen = screen;
 
-       nv30_miptree_layout(nv30mt);
+       nv30_miptree_layout(mt);
 
-       nv30mt->buffer = ws->buffer_create(ws, 256, PIPE_BUFFER_USAGE_PIXEL,
-                                          nv30mt->total_size);
-       if (!nv30mt->buffer) {
-               free(nv30mt);
-               return;
+       mt->buffer = ws->buffer_create(ws, 256, PIPE_BUFFER_USAGE_PIXEL,
+                                          mt->total_size);
+       if (!mt->buffer) {
+               free(mt);
+               return NULL;
        }
        
-       *pt = &nv30mt->base;
+       return &mt->base;
 }
 
 static void