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Kernel: Make SysFS and ProcFS generator functions return KResult

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This allows us to propagate a whole bunch of KBufferBuilder errors.
This commit is contained in:
Andreas Kling 2021-09-06 18:41:16 +02:00
parent 2065ced8f6
commit 9db8a14264
5 changed files with 55 additions and 63 deletions
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3
Kernel/ProcessExposed.cpp
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@ -144,8 +144,7 @@ KResult ProcFSGlobalInformation::refresh_data(FileDescription& description) cons
return ENOMEM;
}
KBufferBuilder builder;
if (!const_cast<ProcFSGlobalInformation&>(*this).output(builder))
return ENOENT;
TRY(const_cast<ProcFSGlobalInformation&>(*this).try_generate(builder));
auto& typed_cached_data = static_cast<ProcFSInodeData&>(*cached_data);
typed_cached_data.buffer = builder.build();
if (!typed_cached_data.buffer)