diff options
Diffstat (limited to 'Kernel/VM/MemoryManager.cpp')
| -rw-r--r-- | Kernel/VM/MemoryManager.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Kernel/VM/MemoryManager.cpp b/Kernel/VM/MemoryManager.cpp index db877a128e..9053f201f3 100644 --- a/Kernel/VM/MemoryManager.cpp +++ b/Kernel/VM/MemoryManager.cpp @@ -313,11 +313,14 @@ OwnPtr<Region> MemoryManager::allocate_kernel_region(PhysicalAddress paddr, size ASSERT(!(size % PAGE_SIZE)); auto range = kernel_page_directory().range_allocator().allocate_anywhere(size); ASSERT(range.is_valid()); + auto vmobject = AnonymousVMObject::create_for_physical_range(paddr, size); + if (!vmobject) + return nullptr; OwnPtr<Region> region; if (user_accessible) - region = Region::create_user_accessible(range, AnonymousVMObject::create_for_physical_range(paddr, size), 0, name, access, cacheable); + region = Region::create_user_accessible(range, vmobject.release_nonnull(), 0, name, access, cacheable); else - region = Region::create_kernel_only(range, AnonymousVMObject::create_for_physical_range(paddr, size), 0, name, access, cacheable); + region = Region::create_kernel_only(range, vmobject.release_nonnull(), 0, name, access, cacheable); region->map(kernel_page_directory()); return region; } |