kern: randomize dynamic slab heaps to reflect 10.x changes

2020-04-19 00:35:05 -07:00
parent b4d003b4b9
commit dcfb3bc9b5
4 changed files with 45 additions and 20 deletions
--- a/libraries/libmesosphere/include/mesosphere/kern_k_dynamic_page_manager.hpp
+++ b/libraries/libmesosphere/include/mesosphere/kern_k_dynamic_page_manager.hpp
@@ -64,11 +64,12 @@ namespace ams::kern {
                this->page_bitmap.Initialize(metadata_ptr, this->count);

                /* Free the pages to the bitmap. */
-                PageBuffer *cur_page = GetPointer<PageBuffer>(this->address);
+                std::memset(GetPointer<PageBuffer>(this->address), 0, this->count * sizeof(PageBuffer));
                for (size_t i = 0; i < this->count; i++) {
-                    std::memset(cur_page, 0, sizeof(*cur_page));
                    this->page_bitmap.SetBit(i);
                }
+
+                return ResultSuccess();
            }

            constexpr KVirtualAddress GetAddress() const { return this->address; }