wined3d: Properly cleanup samplers on wined3d_device_reset() / wined3d_device_uninit_3d().

dlls/wined3d/device.c

@@ -1032,9 +1032,8 @@ err_out:
 static void device_free_sampler(struct wine_rb_entry *entry, void *context)
 {
     struct wined3d_sampler *sampler = WINE_RB_ENTRY_VALUE(entry, struct wined3d_sampler, entry);
-    struct wined3d_device *device = context;
 
-    wine_rb_remove(&device->samplers, &sampler->desc);
+    wined3d_sampler_decref(sampler);
 }
 
 HRESULT CDECL wined3d_device_uninit_3d(struct wined3d_device *device)
@@ -1071,7 +1070,7 @@ HRESULT CDECL wined3d_device_uninit_3d(struct wined3d_device *device)
         resource->resource_ops->resource_unload(resource);
     }
 
-    wine_rb_for_each_entry(&device->samplers, device_free_sampler, device);
+    wine_rb_clear(&device->samplers, device_free_sampler, NULL);
 
     /* Destroy the depth blt resources, they will be invalid after the reset. Also free shader
      * private data, it might contain opengl pointers
@@ -4632,6 +4631,8 @@ HRESULT CDECL wined3d_device_reset(struct wined3d_device *device,
         device->exStyle = exStyle;
     }
 
+    wine_rb_clear(&device->samplers, device_free_sampler, NULL);
+
     if (reset_state)
     {
         TRACE("Resetting stateblock.\n");
@@ -4677,8 +4678,6 @@ HRESULT CDECL wined3d_device_reset(struct wined3d_device *device,
     swapchain_update_render_to_fbo(swapchain);
     swapchain_update_draw_bindings(swapchain);
 
-    wine_rb_for_each_entry(&device->samplers, device_free_sampler, device);
-
     if (reset_state && device->d3d_initialized)
         hr = create_primary_opengl_context(device, swapchain);
 

include/wine/rbtree.h

@@ -220,12 +220,16 @@ static inline void wine_rb_for_each_entry(struct wine_rb_tree *tree, wine_rb_tra
     wine_rb_postorder(tree, callback, context);
 }
 
-static inline void wine_rb_destroy(struct wine_rb_tree *tree, wine_rb_traverse_func_t *callback, void *context)
+static inline void wine_rb_clear(struct wine_rb_tree *tree, wine_rb_traverse_func_t *callback, void *context)
 {
     /* Note that we use postorder here because the callback will likely free the entry. */
     if (callback) wine_rb_postorder(tree, callback, context);
-
     tree->root = NULL;
+}
+
+static inline void wine_rb_destroy(struct wine_rb_tree *tree, wine_rb_traverse_func_t *callback, void *context)
+{
+    wine_rb_clear(tree, callback, context);
     tree->functions->free(tree->stack.entries);
 }