2019-07-02 18:20:49

by Hariprasad Kelam

Subject: [PATCH] fs: cifs: cifsssmb: Change return type of convert_ace_to_cifs_ace

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 <[email protected]>
---
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

2019-07-03 00:31:46

by Steve French

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
<[email protected]> 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 <[email protected]>
> ---
> 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