On Mon, 25 Nov 2013 17:09:54 +0000
Sachin Prabhu <[email protected]> wrote:

> Unix extensions rigth now are only applicable to smb1 operations.
> Move the check and subsequent unix extension call to the smb1
> specific call to query_symlink() ie. cifs_query_symlink().
> 
> Signed-off-by: Sachin Prabhu <[email protected]>
> ---
>  fs/cifs/link.c    |  5 +----
>  fs/cifs/smb1ops.c | 20 ++++++++++++++------
>  2 files changed, 15 insertions(+), 10 deletions(-)
> 
> diff --git a/fs/cifs/link.c b/fs/cifs/link.c
> index ee5ae46..67d9243 100644
> --- a/fs/cifs/link.c
> +++ b/fs/cifs/link.c
> @@ -516,10 +516,7 @@ cifs_follow_link(struct dentry *direntry, struct 
> nameidata *nd)
>               rc = query_mf_symlink(xid, tcon, cifs_sb, full_path,
>                                     &target_path);
>  
> -     if ((rc != 0) && cap_unix(tcon->ses))
> -             rc = CIFSSMBUnixQuerySymLink(xid, tcon, full_path, &target_path,
> -                                          cifs_sb->local_nls);
> -     else if (rc != 0 && server->ops->query_symlink)
> +     if (rc != 0 && server->ops->query_symlink)
>               rc = server->ops->query_symlink(xid, tcon, full_path,
>                                               &target_path, cifs_sb);
>  
> diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c
> index 1470ec4..2d822dd 100644
> --- a/fs/cifs/smb1ops.c
> +++ b/fs/cifs/smb1ops.c
> @@ -918,23 +918,31 @@ cifs_query_symlink(const unsigned int xid, struct 
> cifs_tcon *tcon,
>  
>       cifs_dbg(FYI, "%s: path: %s\n", __func__, full_path);
>  
> +     /* Check for unix extensions */
> +     if (cap_unix(tcon->ses)) {
> +             rc = CIFSSMBUnixQuerySymLink(xid, tcon, full_path, &target_path,
> +                                          cifs_sb->local_nls);
> +             goto out;
> +     }
> +
>       rc = CIFSSMBOpen(xid, tcon, full_path, FILE_OPEN,
>                        FILE_READ_ATTRIBUTES, OPEN_REPARSE_POINT, &netfid,
>                        &oplock, NULL, cifs_sb->local_nls,
>                        cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
>       if (rc)
> -             return rc;
> +             goto out;
>  
>       rc = CIFSSMBQuerySymLink(xid, tcon, netfid, target_path,
>                                cifs_sb->local_nls);
> -     if (rc) {
> -             CIFSSMBClose(xid, tcon, netfid);
> -             return rc;
> -     }
> +     if (rc)
> +             goto out_close;
>  
>       convert_delimiter(*target_path, '/');
> +out_close:
>       CIFSSMBClose(xid, tcon, netfid);
> -     cifs_dbg(FYI, "%s: target path: %s\n", __func__, *target_path);
> +out:
> +     if (!rc)
> +             cifs_dbg(FYI, "%s: target path: %s\n", __func__, *target_path);
>       return rc;
>  }
>  

Reviewed-by: Jeff Layton <[email protected]>
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