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Kernel: Fix handful of remaining "return -EFOO" mistakes

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Now that all KResult and KResultOr are used consistently throughout the
kernel, it's no longer necessary to return negative error codes.
However, we were still doing that in some places, so let's fix all those
(bugs) by removing the minuses. :^)
This commit is contained in:
Andreas Kling 2021-08-06 00:35:27 +02:00
parent 3377cc74df
commit ad3ae7e0e8
8 changed files with 10 additions and 10 deletions
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2
Kernel/FileSystem/FileDescription.cpp
View file

@ -270,7 +270,7 @@ KResultOr<size_t> FileDescription::get_dir_entries(UserOrKernelBuffer& output_bu
flush_stream_to_output_buffer();
if (result.is_error()) {
// We should only return -EFAULT when the userspace buffer is too small,
// We should only return EFAULT when the userspace buffer is too small,
// so that userspace can reliably use it as a signal to increase its
// buffer size.
VERIFY(result != -EFAULT);

2
Kernel/FileSystem/Plan9FileSystem.cpp
View file

@ -618,7 +618,7 @@ KResult Plan9FS::post_message_and_wait_for_a_reply(Message& message)
return KResult((ErrnoCode)error_code);
} else if (reply_type == Message::Type::Rerror) {
// Contains an error message. We could attempt to parse it, but for now
// we simply return -EIO instead. In 9P200.u, it can also contain a
// we simply return EIO instead. In 9P200.u, it can also contain a
// numerical errno in an unspecified encoding; we ignore those too.
StringView error_name;
message >> error_name;

2
Kernel/FileSystem/SysFSComponent.h
View file

@ -24,7 +24,7 @@ public:
virtual KResultOr<size_t> read_bytes(off_t, size_t, UserOrKernelBuffer&, FileDescription*) const { VERIFY_NOT_REACHED(); }
virtual KResult traverse_as_directory(unsigned, Function<bool(FileSystem::DirectoryEntryView const&)>) const { VERIFY_NOT_REACHED(); }
virtual RefPtr<SysFSComponent> lookup(StringView) { VERIFY_NOT_REACHED(); };
virtual KResultOr<size_t> write_bytes(off_t, size_t, UserOrKernelBuffer const&, FileDescription*) { return -EROFS; }
virtual KResultOr<size_t> write_bytes(off_t, size_t, UserOrKernelBuffer const&, FileDescription*) { return EROFS; }
virtual size_t size() const { return 0; }
virtual NonnullRefPtr<Inode> to_inode(SysFS const&) const;