From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marco Felsch <m.felsch@pengutronix.de>
Date: Tue, 02 Jul 2024 08:39:48 -0000
Subject: [PATCH 2/9] mtd: add mtd_is_master helper
In-Reply-To: <b97bf565-bef5-fbc7-63c5-f174880ad9ab@gmail.com>
References: <20240701-b4-v6-10-topic-usbc-tcpci-v1-0-3fd5f4a193cc@pengutronix.de>
 <20240701-b4-v6-10-topic-usbc-tcpci-v1-2-3fd5f4a193cc@pengutronix.de>
 <b97bf565-bef5-fbc7-63c5-f174880ad9ab@gmail.com>
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On 24-07-01, Sergei Shtylyov wrote:
> On 7/1/24 4:53 PM, Marco Felsch wrote:
> 
> > Provide a simple helper to make it easy to detect an master mtd device.
> > 
> > Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
> > ---
> >  include/linux/mtd/mtd.h | 5 +++++
> >  1 file changed, 5 insertions(+)
> > 
> > diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
> > index 8d10d9d2e830..bf3fc2ea7230 100644
> > --- a/include/linux/mtd/mtd.h
> > +++ b/include/linux/mtd/mtd.h
> > @@ -408,6 +408,11 @@ static inline struct mtd_info *mtd_get_master(struct mtd_info *mtd)
> >  	return mtd;
> >  }
> >  
> > +static inline bool mtd_is_master(struct mtd_info *mtd)
> > +{
> > +	return mtd->parent ? false : true;
> 
>    Perhaps:
> 
> 	return !mtd->parent;

Sure, if you prefer this style rather I will change it.

Regards,
  Marco