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Kernel: Use KResultOr<size_t> throughout the TTY subsystem

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Previously the VirtualConsole::on_tty_write() method would return an
incorrect value when an error had occurred. This prompted me to
update the TTY subsystem to use KResultOr<size_t> everywhere.
This commit is contained in:
Gunnar Beutner 2021-06-16 15:20:35 +02:00 • committed by Andreas Kling
parent a49a15cabf
commit 1c3346e3ce
9 changed files with 29 additions and 29 deletions
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4
Kernel/TTY/MasterPTY.cpp
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@ -78,10 +78,10 @@ void MasterPTY::notify_slave_closed(Badge<SlavePTY>)
m_slave = nullptr;
}
ssize_t MasterPTY::on_slave_write(const UserOrKernelBuffer& data, ssize_t size)
KResultOr<size_t> MasterPTY::on_slave_write(const UserOrKernelBuffer& data, size_t size)
{
if (m_closed)
return -EIO;
return EIO;
return m_buffer.write(data, size);
}