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Everywhere: Convert ByteBuffer factory methods from Optional -> ErrorOr

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Apologies for the enormous commit, but I don't see a way to split this
up nicely. In the vast majority of cases it's a simple change. A few
extra places can use TRY instead of manual error checking though. :^)
This commit is contained in:
Sam Atkins 2022-01-20 17:47:39 +00:00 • committed by Andreas Kling
parent 140f1d9e55
commit 45cf40653a
79 changed files with 202 additions and 274 deletions
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4
Kernel/Storage/Partition/GUIDPartitionTable.cpp
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@ -59,7 +59,7 @@ GUIDPartitionTable::GUIDPartitionTable(const StorageDevice& device)
: MBRPartitionTable(device)
{
// FIXME: Handle OOM failure here.
m_cached_header = ByteBuffer::create_zeroed(m_device->block_size()).release_value();
m_cached_header = ByteBuffer::create_zeroed(m_device->block_size()).release_value_but_fixme_should_propagate_errors();
VERIFY(partitions_count() == 0);
if (!initialize())
m_valid = false;
@ -89,7 +89,7 @@ bool GUIDPartitionTable::initialize()
}
auto entries_buffer_result = ByteBuffer::create_zeroed(m_device->block_size());
if (!entries_buffer_result.has_value()) {
if (entries_buffer_result.is_error()) {
dbgln("GUIPartitionTable: not enough memory for entries buffer");
return false;
}