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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/SB16.cpp
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@ -276,8 +276,7 @@ KResultOr<size_t> SB16::write(FileDescription&, u64, UserOrKernelBuffer const& d
u8 mode = (u8)SampleFormat::Signed | (u8)SampleFormat::Stereo;
if (!data.read(m_dma_region->vaddr().as_ptr(), length))
return EFAULT;
TRY(data.read(m_dma_region->vaddr().as_ptr(), length));
dma_start(length);
// 16-bit single-cycle output.