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Kernel: Propagate overflow errors from Memory::page_round_up

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Fixes #11402.
This commit is contained in:
Guilherme Goncalves 2021-12-24 11:22:11 -03:00 • committed by Andreas Kling
parent 11599a3342
commit 33b78915d3
31 changed files with 112 additions and 100 deletions
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3
Kernel/KBuffer.h
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@ -26,7 +26,8 @@ class [[nodiscard]] KBuffer {
public:
static ErrorOr<NonnullOwnPtr<KBuffer>> try_create_with_size(size_t size, Memory::Region::Access access = Memory::Region::Access::ReadWrite, StringView name = "KBuffer", AllocationStrategy strategy = AllocationStrategy::Reserve)
{
auto region = TRY(MM.allocate_kernel_region(Memory::page_round_up(size), name, access, strategy));
auto rounded_size = TRY(Memory::page_round_up(size));
auto region = TRY(MM.allocate_kernel_region(rounded_size, name, access, strategy));
return TRY(adopt_nonnull_own_or_enomem(new (nothrow) KBuffer { size, move(region) }));
}