llvmpipe: Move tile coordinate assertion into a more useful place.
diff --git a/src/gallium/drivers/llvmpipe/lp_scene.h b/src/gallium/drivers/llvmpipe/lp_scene.h
index fb478cc..23a54f0 100644
--- a/src/gallium/drivers/llvmpipe/lp_scene.h
+++ b/src/gallium/drivers/llvmpipe/lp_scene.h
@@ -227,6 +227,9 @@
 static INLINE struct cmd_bin *
 lp_scene_get_bin(struct lp_scene *scene, unsigned x, unsigned y)
 {
+   assert(x < scene->tiles_x);
+   assert(y < scene->tiles_y);
+
    return &scene->tile[x][y];
 }
 
@@ -247,9 +250,6 @@
    struct cmd_bin *bin = lp_scene_get_bin(scene, x, y);
    struct cmd_block_list *list = &bin->commands;
 
-   assert(x < scene->tiles_x);
-   assert(y < scene->tiles_y);
-
    if (list->tail->count == CMD_BLOCK_MAX) {
       lp_bin_new_cmd_block( list );
    }