d3drm: Remove first found callback, not all of them.

dlls/d3drm/d3drm_main.c

@@ -77,17 +77,18 @@ HRESULT d3drm_object_add_destroy_callback(struct d3drm_object *object, D3DRMOBJE
 
 HRESULT d3drm_object_delete_destroy_callback(struct d3drm_object *object, D3DRMOBJECTCALLBACK cb, void *ctx)
 {
-    struct destroy_callback *callback, *callback2;
+    struct destroy_callback *callback;
 
     if (!cb)
         return D3DRMERR_BADVALUE;
 
-    LIST_FOR_EACH_ENTRY_SAFE(callback, callback2, &object->destroy_callbacks, struct destroy_callback, entry)
+    LIST_FOR_EACH_ENTRY(callback, &object->destroy_callbacks, struct destroy_callback, entry)
     {
         if (callback->cb == cb && callback->ctx == ctx)
         {
             list_remove(&callback->entry);
             HeapFree(GetProcessHeap(), 0, callback);
+            break;
         }
     }
 

dlls/d3drm/tests/d3drm.c

@@ -1355,6 +1355,26 @@ static void test_Viewport(void)
     IDirect3DRMViewport_Release(viewport);
     ok(context.called == 3, "got %d, expected 3\n", context.called);
 
+    /* test this pattern - add cb1, add cb2, add cb1, delete cb1 */
+    hr = IDirect3DRM_CreateViewport(d3drm, device, frame, rc.left, rc.top, rc.right, rc.bottom, &viewport);
+    ok(hr == D3DRM_OK, "Cannot get IDirect3DRMViewport interface (hr = %x)\n", hr);
+
+    hr = IDirect3DRMViewport_AddDestroyCallback(viewport, destroy_callback, &context);
+    ok(hr == D3DRM_OK, "expected D3DRM_OK (hr = %x)\n", hr);
+
+    hr = IDirect3DRMViewport_AddDestroyCallback(viewport, destroy_callback1, &context);
+    ok(hr == D3DRM_OK, "expected D3DRM_OK (hr = %x)\n", hr);
+
+    hr = IDirect3DRMViewport_AddDestroyCallback(viewport, destroy_callback, &context);
+    ok(hr == D3DRM_OK, "expected D3DRM_OK (hr = %x)\n", hr);
+
+    hr = IDirect3DRMViewport_DeleteDestroyCallback(viewport, destroy_callback, &context);
+    ok(hr == D3DRM_OK, "expected D3DRM_OK (hr = %x)\n", hr);
+
+    context.called = 0;
+    IDirect3DRMViewport_Release(viewport);
+    ok(context.called == 2, "got %d, expected 2\n", context.called);
+
     /* destroy from Viewport2 */
     hr = IDirect3DRM_CreateViewport(d3drm, device, frame, rc.left, rc.top, rc.right, rc.bottom, &viewport);
     ok(hr == D3DRM_OK, "Cannot get IDirect3DRMViewport interface (hr = %x)\n", hr);
@@ -1395,6 +1415,30 @@ static void test_Viewport(void)
     IDirect3DRMViewport2_Release(viewport2);
     ok(context.called == 3, "got %d, expected 3\n", context.called);
 
+    /* test this pattern - add cb1, add cb2, add cb1, delete cb1 */
+    hr = IDirect3DRM_CreateViewport(d3drm, device, frame, rc.left, rc.top, rc.right, rc.bottom, &viewport);
+    ok(hr == D3DRM_OK, "Cannot get IDirect3DRMViewport interface (hr = %x)\n", hr);
+
+    hr = IDirect3DRMViewport_QueryInterface(viewport, &IID_IDirect3DRMViewport2, (void**)&viewport2);
+    ok(hr == D3DRM_OK, "expected D3DRM_OK (hr = %x)\n", hr);
+    IDirect3DRMViewport_Release(viewport);
+
+    hr = IDirect3DRMViewport2_AddDestroyCallback(viewport2, destroy_callback, &context);
+    ok(hr == D3DRM_OK, "expected D3DRM_OK (hr = %x)\n", hr);
+
+    hr = IDirect3DRMViewport2_AddDestroyCallback(viewport2, destroy_callback1, &context);
+    ok(hr == D3DRM_OK, "expected D3DRM_OK (hr = %x)\n", hr);
+
+    hr = IDirect3DRMViewport2_AddDestroyCallback(viewport2, destroy_callback, &context);
+    ok(hr == D3DRM_OK, "expected D3DRM_OK (hr = %x)\n", hr);
+
+    hr = IDirect3DRMViewport2_DeleteDestroyCallback(viewport2, destroy_callback, &context);
+    ok(hr == D3DRM_OK, "expected D3DRM_OK (hr = %x)\n", hr);
+
+    context.called = 0;
+    IDirect3DRMViewport2_Release(viewport2);
+    ok(context.called == 2, "got %d, expected 2\n", context.called);
+
     IDirect3DRMFrame_Release(frame);
     IDirect3DRMDevice_Release(device);
     IDirectDrawClipper_Release(pClipper);