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Kernel: Convert MasterPTY creation to use DoubleBuffer factory

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In order to remove the public DoubleBuffer constructor, we need to
convert the callers to the factory instead, allowing the caller to
observe OOM.
This commit is contained in:
Brian Gianforcaro 2021-08-01 01:54:09 -07:00 • committed by Andreas Kling
parent f816abcbad
commit 43f930d3aa
3 changed files with 31 additions and 11 deletions
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2
Kernel/TTY/PTYMultiplexer.cpp
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@ -40,7 +40,7 @@ KResultOr<NonnullRefPtr<FileDescription>> PTYMultiplexer::open(int options)
if (m_freelist.is_empty())
return EBUSY;
auto master_index = m_freelist.take_last();
auto master = try_create<MasterPTY>(master_index);
auto master = MasterPTY::try_create(master_index);
if (!master)
return ENOMEM;
dbgln_if(PTMX_DEBUG, "PTYMultiplexer::open: Vending master {}", master->index());