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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/FileSystem/DevFS.cpp
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@ -154,8 +154,7 @@ KResultOr<size_t> DevFSLinkInode::read_bytes(off_t offset, size_t, UserOrKernelB
MutexLocker locker(m_inode_lock);
VERIFY(offset == 0);
VERIFY(m_link);
if (!buffer.write(m_link->characters() + offset, m_link->length()))
return EFAULT;
TRY(buffer.write(m_link->characters() + offset, m_link->length()));
return m_link->length();
}