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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/Devices/FullDevice.cpp
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@ -32,8 +32,7 @@ bool FullDevice::can_read(const FileDescription&, size_t) const
KResultOr<size_t> FullDevice::read(FileDescription&, u64, UserOrKernelBuffer& buffer, size_t size)
{
if (!buffer.memset(0, size))
return EFAULT;
TRY(buffer.memset(0, size));
return size;
}