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Kernel: Use KResultOr and TRY() for {Shared,Private}InodeVMObject

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This commit is contained in:
Andreas Kling 2021-09-06 12:58:03 +02:00
parent e3a716ceff
commit 6e3381ac32
8 changed files with 14 additions and 31 deletions
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4
Kernel/Memory/PrivateInodeVMObject.cpp
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@ -9,9 +9,9 @@
namespace Kernel::Memory {
RefPtr<PrivateInodeVMObject> PrivateInodeVMObject::try_create_with_inode(Inode& inode)
KResultOr<NonnullRefPtr<PrivateInodeVMObject>> PrivateInodeVMObject::try_create_with_inode(Inode& inode)
{
return adopt_ref_if_nonnull(new (nothrow) PrivateInodeVMObject(inode, inode.size()));
return adopt_nonnull_ref_or_enomem(new (nothrow) PrivateInodeVMObject(inode, inode.size()));
}
KResultOr<NonnullRefPtr<VMObject>> PrivateInodeVMObject::try_clone()

2
Kernel/Memory/PrivateInodeVMObject.h
View file

@ -18,7 +18,7 @@ class PrivateInodeVMObject final : public InodeVMObject {
public:
virtual ~PrivateInodeVMObject() override;
static RefPtr<PrivateInodeVMObject> try_create_with_inode(Inode&);
static KResultOr<NonnullRefPtr<PrivateInodeVMObject>> try_create_with_inode(Inode&);
virtual KResultOr<NonnullRefPtr<VMObject>> try_clone() override;
private:

6
Kernel/Memory/SharedInodeVMObject.cpp
View file

@ -9,14 +9,12 @@
namespace Kernel::Memory {
RefPtr<SharedInodeVMObject> SharedInodeVMObject::try_create_with_inode(Inode& inode)
KResultOr<NonnullRefPtr<SharedInodeVMObject>> SharedInodeVMObject::try_create_with_inode(Inode& inode)
{
size_t size = inode.size();
if (auto shared_vmobject = inode.shared_vmobject())
return shared_vmobject.release_nonnull();
auto vmobject = adopt_ref_if_nonnull(new (nothrow) SharedInodeVMObject(inode, size));
if (!vmobject)
return nullptr;
auto vmobject = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) SharedInodeVMObject(inode, size)));
vmobject->inode().set_shared_vmobject(*vmobject);
return vmobject;
}

2
Kernel/Memory/SharedInodeVMObject.h
View file

@ -16,7 +16,7 @@ class SharedInodeVMObject final : public InodeVMObject {
AK_MAKE_NONMOVABLE(SharedInodeVMObject);
public:
static RefPtr<SharedInodeVMObject> try_create_with_inode(Inode&);
static KResultOr<NonnullRefPtr<SharedInodeVMObject>> try_create_with_inode(Inode&);
virtual KResultOr<NonnullRefPtr<VMObject>> try_clone() override;
private: