linux-kernel - Re: [PATCH] Staging: speakup: styel fix, octal file permissions

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Date:   Sun, 8 Jan 2017 18:01:31 +1300
From:   Derek Robson <robsonde@...il.com>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     samuel.thibault@...-lyon.org, w.d.hubbs@...il.com,
        chris@...-brannons.com, speakup@...ux-speakup.org,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Staging: speakup: styel fix, octal file permissions

On Sat, Jan 07, 2017 at 08:39:45AM +0100, Greg KH wrote:
> On Sat, Jan 07, 2017 at 05:11:16PM +1300, Derek Robson wrote:
> > Changed file permission to octal style,
> > Found using checkpatch
> 
> Typo in your subject line :(
> 
> > 
> > Signed-off-by: Derek Robson <robsonde@...il.com>
> > ---
> >  drivers/staging/speakup/kobjects.c | 54 +++++++++++++++++++-------------------
> >  1 file changed, 27 insertions(+), 27 deletions(-)
> > 
> > diff --git a/drivers/staging/speakup/kobjects.c b/drivers/staging/speakup/kobjects.c
> > index e744aa9730ff..4e7ebc306488 100644
> > --- a/drivers/staging/speakup/kobjects.c
> > +++ b/drivers/staging/speakup/kobjects.c
> > @@ -865,66 +865,66 @@ static struct kobj_attribute version_attribute =
> >  	__ATTR_RO(version);
> >  
> >  static struct kobj_attribute delimiters_attribute =
> > -	__ATTR(delimiters, S_IWUSR | S_IRUGO, punc_show, punc_store);
> > +	__ATTR(delimiters, 0644, punc_show, punc_store);
> >  static struct kobj_attribute ex_num_attribute =
> > -	__ATTR(ex_num, S_IWUSR | S_IRUGO, punc_show, punc_store);
> > +	__ATTR(ex_num, 0644, punc_show, punc_store);
> 
> Why not just use __ATTR_RW() for all of these instead?  Be much easier
> and smaller and is recommended instead of spelling out the mode values
> everywhere.

It looks like that won't work in this case the handler is reused and not in the standard format of attrName_show. 

Or have I not understood the use of __ATTR_RW() ?

Thanks