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Kernel: Make KString factories return KResultOr + use TRY() everywhere

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There are a number of places that don't have an error propagation path
right now, so I've added FIXME's about that.
This commit is contained in:
Andreas Kling 2021-09-06 19:24:54 +02:00
parent 69b9b2888c
commit 56a2594de7
21 changed files with 100 additions and 122 deletions
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5
Kernel/Memory/MemoryManager.cpp
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@ -729,7 +729,10 @@ KResultOr<NonnullOwnPtr<Region>> MemoryManager::allocate_kernel_region(PhysicalA
KResultOr<NonnullOwnPtr<Region>> MemoryManager::allocate_kernel_region_with_vmobject(VirtualRange const& range, VMObject& vmobject, StringView name, Region::Access access, Region::Cacheable cacheable)
{
auto region = TRY(Region::try_create_kernel_only(range, vmobject, 0, KString::try_create(name), access, cacheable));
OwnPtr<KString> name_kstring;
if (!name.is_null())
name_kstring = TRY(KString::try_create(name));
auto region = TRY(Region::try_create_kernel_only(range, vmobject, 0, move(name_kstring), access, cacheable));
TRY(region->map(kernel_page_directory()));
return region;
}