Re: [RFC] ntfs3: Use the same order for acl pointer check in ntfs_init_acl

[Kari Argillander <kari.argillander@gmail.com>]

On 21.4.2022 4.57, xuyang2018.jy@fujitsu.com wrote:
> on 2022/4/21 1:43, Kari Argillander wrote:
>> I do not understand why this RFC and not a patch.
> I don't sure whether this small nit is a problem and can be accepted by
> nfs3 group. So When generate a patch, I add RFC subject for it.

RFC means request for comments. Usually this means that patch needs more
work but I would like to discuss this topic before I continue this work.
This was small nit and is no problem, but I just wanted to point that
out.

   Argillander

>> On 20.4.2022 11.48, Yang Xu wrote:
>>> Like ext4 and other use ${fs}_init_acl filesystem, they all used the
>>> following
>>> style
>>>
>>> error = posix_acl_create(dir, &inode->i_mode, &default_acl, &acl);
>>> if (error)
>>> return error;
>>>
>>> if (default_acl) {
>>> error = __ext4_set_acl(handle, inode, ACL_TYPE_DEFAULT,
>>> default_acl, XATTR_CREATE);
>>> posix_acl_release(default_acl);
>>> } else {
>>> inode->i_default_acl = NULL;
>>> }
>>> if (acl) {
>>> if (!error)
>>> error = __ext4_set_acl(handle, inode, ACL_TYPE_ACCESS,
>>> acl, XATTR_CREATE);
>>> posix_acl_release(acl);
>>> } else {
>>> inode->i_acl = NULL;
>>> }
>>> ...
>>>
>>> So for the readability and unity of the code, adjust this order.
>>>
>>> Signed-off-by: Yang Xu <xuyang2018.jy@fujitsu.com>
>> Reviewed-by: Kari Argillander <kari.argillander@gmail.com>
>>
>>> ---
>>> fs/ntfs3/xattr.c | 6 +++---
>>> 1 file changed, 3 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/fs/ntfs3/xattr.c b/fs/ntfs3/xattr.c
>>> index afd0ddad826f..64cefa869a61 100644
>>> --- a/fs/ntfs3/xattr.c
>>> +++ b/fs/ntfs3/xattr.c
>>> @@ -642,13 +642,13 @@ int ntfs_init_acl(struct user_namespace
>>> *mnt_userns, struct inode *inode,
>>> inode->i_default_acl = NULL;
>>> }
>>> - if (!acl)
>>> - inode->i_acl = NULL;
>>> - else {
>>> + if (acl) {
>>> if (!err)
>>> err = ntfs_set_acl_ex(mnt_userns, inode, acl,
>>> ACL_TYPE_ACCESS);
>>> posix_acl_release(acl);
>>> + } else {
>>> + inode->i_acl = NULL;
>>> }
>>> return err;