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Kernel: Make Ext2FSInode::traverse_as_directory to take m_inode_lock

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The contents of the directory inode could change if we are not taking so
we must take the m_inode_lock to prevent corruption when reading the
directory contents.
This commit is contained in:
Liav A 2023-05-26 14:04:53 +03:00 • committed by Andreas Kling
parent 46ef2f8e20
commit 2ab657d3b5
1 changed files with 1 additions and 0 deletions
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Kernel/FileSystem/Ext2FS/Inode.cpp
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@ -728,6 +728,7 @@ ErrorOr<size_t> Ext2FSInode::write_bytes_locked(off_t offset, size_t count, User
ErrorOr<void> Ext2FSInode::traverse_as_directory(Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)> callback) const ErrorOr<void> Ext2FSInode::traverse_as_directory(Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)> callback) const
{ {
MutexLocker locker(m_inode_lock);
VERIFY(is_directory()); VERIFY(is_directory());
u8 buffer[max_block_size]; u8 buffer[max_block_size];