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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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5
Kernel/FileSystem/FileDescription.cpp
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@ -222,8 +222,9 @@ KResultOr<size_t> FileDescription::get_dir_entries(UserOrKernelBuffer& output_bu
if (remaining < stream.size()) {
error = EINVAL;
return false;
} else if (!output_buffer.write(stream.bytes())) {
error = EFAULT;
}
if (auto result = output_buffer.write(stream.bytes()); result.is_error()) {
error = result.release_error();
return false;
}
output_buffer = output_buffer.offset(stream.size());