linux-kernel - Re: [PATCH] fs: cifs: cifsssmb: Change return type of convert_ace_to_cifs

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Message-ID: <CAH2r5mtrVbTP-iO6XebrXXL83aS80RDiYS7G4-FZC43-ieUk8w@mail.gmail.com>
Date:   Tue, 2 Jul 2019 16:29:10 -0500
From:   Steve French <smfrench@...il.com>
To:     Hariprasad Kelam <hariprasad.kelam@...il.com>
Cc:     Steve French <sfrench@...ba.org>,
        CIFS <linux-cifs@...r.kernel.org>,
        samba-technical <samba-technical@...ts.samba.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] fs: cifs: cifsssmb: Change return type of convert_ace_to_cifs_ace

merged into cifs-2.6.git for-next

On Tue, Jul 2, 2019 at 1:20 PM Hariprasad Kelam
<hariprasad.kelam@...il.com> wrote:
>
> Change return from int to void of  convert_ace_to_cifs_ace as it never
> fails.
>
> fixes below issue reported by coccicheck
> fs/cifs/cifssmb.c:3606:7-9: Unneeded variable: "rc". Return "0" on line
> 3620
>
> Signed-off-by: Hariprasad Kelam <hariprasad.kelam@...il.com>
> ---
>  fs/cifs/cifssmb.c | 14 +++-----------
>  1 file changed, 3 insertions(+), 11 deletions(-)
>
> diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
> index 2ea2855..6228719 100644
> --- a/fs/cifs/cifssmb.c
> +++ b/fs/cifs/cifssmb.c
> @@ -3600,11 +3600,9 @@ static int cifs_copy_posix_acl(char *trgt, char *src, const int buflen,
>         return size;
>  }
>
> -static __u16 convert_ace_to_cifs_ace(struct cifs_posix_ace *cifs_ace,
> +static void convert_ace_to_cifs_ace(struct cifs_posix_ace *cifs_ace,
>                                      const struct posix_acl_xattr_entry *local_ace)
>  {
> -       __u16 rc = 0; /* 0 = ACL converted ok */
> -
>         cifs_ace->cifs_e_perm = le16_to_cpu(local_ace->e_perm);
>         cifs_ace->cifs_e_tag =  le16_to_cpu(local_ace->e_tag);
>         /* BB is there a better way to handle the large uid? */
> @@ -3617,7 +3615,6 @@ static __u16 convert_ace_to_cifs_ace(struct cifs_posix_ace *cifs_ace,
>         cifs_dbg(FYI, "perm %d tag %d id %d\n",
>                  ace->e_perm, ace->e_tag, ace->e_id);
>  */
> -       return rc;
>  }
>
>  /* Convert ACL from local Linux POSIX xattr to CIFS POSIX ACL wire format */
> @@ -3653,13 +3650,8 @@ static __u16 ACL_to_cifs_posix(char *parm_data, const char *pACL,
>                 cifs_dbg(FYI, "unknown ACL type %d\n", acl_type);
>                 return 0;
>         }
> -       for (i = 0; i < count; i++) {
> -               rc = convert_ace_to_cifs_ace(&cifs_acl->ace_array[i], &ace[i]);
> -               if (rc != 0) {
> -                       /* ACE not converted */
> -                       break;
> -               }
> -       }
> +       for (i = 0; i < count; i++)
> +               convert_ace_to_cifs_ace(&cifs_acl->ace_array[i], &ace[i]);
>         if (rc == 0) {
>                 rc = (__u16)(count * sizeof(struct cifs_posix_ace));
>                 rc += sizeof(struct cifs_posix_acl);
> --
> 2.7.4
>


-- 
Thanks,

Steve