Kernel: Canonicalize vaddr before using it

2023-10-30 19:20:17 +02:00
parent 5e396851f4
commit 4f25c20c97
1 changed files with 2 additions and 1 deletions
--- a/kernel/arch/x86_64/PageTable.cpp
+++ b/kernel/arch/x86_64/PageTable.cpp
@@ -580,8 +580,9 @@ namespace Kernel
 							vaddr |= (uint64_t)pdpte << 30;
 							vaddr |= (uint64_t)pde   << 21;
 							vaddr |= (uint64_t)pte   << 12;
+							vaddr = canonicalize(vaddr);
 							ASSERT(reserve_page(vaddr));
-							return canonicalize(vaddr);
+							return vaddr;
 						}
 					}
 				}