[patch] cifs: return more accurate errno

[Jiri Kosina]

On Fri, 7 May 2010, Dan Carpenter wrote:

> Smatch compains that we don't use the return value from get_dfs_path().
> 
> In the original code if get_dfs_path() fails we return ERR_PTR(-ENOENT),
> but with this patch we can return errno from get_dfs_path() directly.
> 
> Signed-off-by: Dan Carpenter <error27 at gmail.com>
> ---
> Compile tested only.  Sorry.  :/
> 
> diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c
> index 78e4d2a..fa1f74a 100644
> --- a/fs/cifs/cifs_dfs_ref.c
> +++ b/fs/cifs/cifs_dfs_ref.c
> @@ -345,6 +345,8 @@ cifs_dfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
>  	rc = get_dfs_path(xid, ses , full_path + 1, cifs_sb->local_nls,
>  		&num_referrals, &referrals,
>  		cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
> +	if (rc < 0)
> +		goto out_err;
>  
>  	for (i = 0; i < num_referrals; i++) {
>  		int len;

Has this ever been picked up? Doesn't seem to be present in linux-next.

Thanks,

-- 
Jiri Kosina
SUSE Labs, Novell Inc.