2024-05-09 13:47:50

by Miklos Szeredi

[permalink] [raw]
Subject: Re: [PATCH] ext4: Don't reduce symlink i_mode by umask if no ACL support

On Thu, 9 May 2024 at 15:41, David Howells <[email protected]> wrote:

> diff --git a/fs/ext4/acl.h b/fs/ext4/acl.h
> index ef4c19e5f570..566625286442 100644
> --- a/fs/ext4/acl.h
> +++ b/fs/ext4/acl.h
> @@ -71,7 +71,8 @@ ext4_init_acl(handle_t *handle, struct inode *inode, struct inode *dir)
> /* usually, the umask is applied by posix_acl_create(), but if
> ext4 ACL support is disabled at compile time, we need to do
> it here, because posix_acl_create() will never be called */
> - inode->i_mode &= ~current_umask();
> + if (!S_ISLNK(inode->i_mode))
> + inode->i_mode &= ~current_umask();

I think this should just be removed unconditionally, since the VFS now
takes care of mode masking in vfs_prepare_mode().

Thanks,
Miklos