static int ext4_add_nondir(handle_t *handle,
		struct dentry *dentry, struct inode *inode)
{
	int err = ext4_add_entry(handle, dentry, inode);
	if (!err) {
		ext4_mark_inode_dirty(handle, inode);
		unlock_new_inode(inode);
		d_instantiate(dentry, inode);
		return 0;
	}
	drop_nlink(inode);
	unlock_new_inode(inode);
	iput(inode);
	return err;
}

This vulnerability category highlights issues in resource management where failures to properly release memory, file handles, or other resources can degrade system performance or enable denial-of-service conditions.