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Date:   Wed, 30 Oct 2019 22:14:28 -0400
From:   Vivien Didelot <vivien.didelot@...il.com>
To:     David Miller <davem@...emloft.net>
Cc:     linux-kernel@...r.kernel.org, f.fainelli@...il.com, andrew@...n.ch,
        netdev@...r.kernel.org
Subject: Re: [PATCH net-next 1/7] net: dsa: list DSA links in the fabric

Hi David,

On Wed, 30 Oct 2019 14:39:49 -0700 (PDT), David Miller <davem@...emloft.net> wrote:
> From: Vivien Didelot <vivien.didelot@...il.com>
> Date: Mon, 28 Oct 2019 15:52:14 -0400
> 
> > @@ -122,6 +124,29 @@ static struct dsa_port *dsa_tree_find_port_by_node(struct dsa_switch_tree *dst,
> >  	return NULL;
> >  }
> >  
> > +struct dsa_link *dsa_link_touch(struct dsa_port *dp, struct dsa_port *link_dp)
> > +{
> > +	struct dsa_switch *ds = dp->ds;
> > +	struct dsa_switch_tree *dst = ds->dst;
> > +	struct dsa_link *dl;
> 
> Please fix the reverse christmas tree here, two suggestions:
> 
> 	struct dsa_switch *ds = dp->ds;
> 	struct dsa_switch_tree *dst;
> 	struct dsa_link *dl;
> 
> 	dst = ds->dst;
> 
> Or, alternatively, since the dst variable is used only once, get rid of it
> and change:
> 
> > +	list_add_tail(&dl->list, &dst->rtable);
> 
> to
> 
> > +	list_add_tail(&dl->list, &ds->dst->rtable);

No problem, I've sent a v2 using the first suggestion, since dst is in fact
used twice in this function.


Thank you,

	Vivien

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