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Kernel: Make KBuffer::try_create_with_bytes() return KResultOr

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This commit is contained in:
Andreas Kling 2021-09-07 15:22:24 +02:00
parent 899cee8185
commit 250b52d6e5
8 changed files with 16 additions and 24 deletions
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6
Kernel/ACPI/Parser.cpp
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@ -33,9 +33,7 @@ UNMAP_AFTER_INIT NonnullRefPtr<ACPISysFSComponent> ACPISysFSComponent::create(St
KResultOr<size_t> ACPISysFSComponent::read_bytes(off_t offset, size_t count, UserOrKernelBuffer& buffer, OpenFileDescription*) const
{
auto blob = try_to_generate_buffer();
if (!blob)
return KResult(EFAULT);
auto blob = TRY(try_to_generate_buffer());
if ((size_t)offset >= blob->size())
return KSuccess;
@ -45,7 +43,7 @@ KResultOr<size_t> ACPISysFSComponent::read_bytes(off_t offset, size_t count, Use
return nread;
}
OwnPtr<KBuffer> ACPISysFSComponent::try_to_generate_buffer() const
KResultOr<NonnullOwnPtr<KBuffer>> ACPISysFSComponent::try_to_generate_buffer() const
{
auto acpi_blob = Memory::map_typed<u8>((m_paddr), m_length);
return KBuffer::try_create_with_bytes(Span<u8> { acpi_blob.ptr(), m_length });