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Kernel: Canonicalize vaddr before using it

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Bananymous
2023-10-30 19:20:17 +02:00
parent 5e396851f4
commit 4f25c20c97
1 changed files with 2 additions and 1 deletions
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3
kernel/arch/x86_64/PageTable.cpp
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@@ -580,8 +580,9 @@ namespace Kernel
vaddr |= (uint64_t)pdpte << 30; vaddr |= (uint64_t)pdpte << 30;
vaddr |= (uint64_t)pde << 21; vaddr |= (uint64_t)pde << 21;
vaddr |= (uint64_t)pte << 12; vaddr |= (uint64_t)pte << 12;
vaddr = canonicalize(vaddr);
ASSERT(reserve_page(vaddr)); ASSERT(reserve_page(vaddr));
return canonicalize(vaddr); return vaddr;
} }
} }
} }