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Kernel: Make UserOrKernelBuffer return KResult from read/write/memset

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This allows us to simplify a whole bunch of call sites with TRY(). :^)
This commit is contained in:
Andreas Kling 2021-09-07 12:09:52 +02:00
parent 7bf8844499
commit b481132418
29 changed files with 85 additions and 118 deletions
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3
Kernel/Bus/PCI/SysFSPCI.cpp
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@ -70,8 +70,7 @@ KResultOr<size_t> PCIDeviceAttributeSysFSComponent::read_bytes(off_t offset, siz
return KSuccess;
ssize_t nread = min(static_cast<off_t>(blob->size() - offset), static_cast<off_t>(count));
if (!buffer.write(blob->data() + offset, nread))
return KResult(EFAULT);
TRY(buffer.write(blob->data() + offset, nread));
return nread;
}