linux-kernel - Re: [PATCH net-next 14/15] net: dsa: sja1105: replace mdiobus-pcs with xpcs-plat driver

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Message-ID: <20251119095942.bu64kg6whi4gtnwe@skbuf>
Date: Wed, 19 Nov 2025 11:59:42 +0200
From: Vladimir Oltean <vladimir.oltean@....com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: netdev@...r.kernel.org, Andrew Lunn <andrew@...n.ch>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
	linux-kernel@...r.kernel.org, Serge Semin <fancer.lancer@...il.com>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Herve Codina <herve.codina@...tlin.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, devicetree@...r.kernel.org
Subject: Re: [PATCH net-next 14/15] net: dsa: sja1105: replace mdiobus-pcs
 with xpcs-plat driver

On Tue, Nov 18, 2025 at 04:41:30PM -0800, Jakub Kicinski wrote:
> On Tue, 18 Nov 2025 21:05:29 +0200 Vladimir Oltean wrote:
> > +static bool sja1105_child_node_exists(struct device_node *node,
> > +				      const char *name,
> > +				      const struct resource *res)
> > +{
> > +	struct device_node *child = of_get_child_by_name(node, name);
> > +	u32 reg[2];
> > +
> > +	for_each_child_of_node(node, child) {
> > +		if (!of_node_name_eq(child, name))
> > +			continue;
> > +
> > +		if (of_property_read_u32_array(child, "reg", reg, ARRAY_SIZE(reg)))
> > +			continue;
> > +
> > +		if (reg[0] == res->start && reg[1] == resource_size(res))
> > +			return true;
> 
> coccicheck says you're likely leaking the reference on the child here

Ok, one item added to the change list for v2.

Why is cocci-check.sh part of the "contest" test suite that runs on
remote executors? This test didn't run when I tested this series locally
with ingest_mdir.py.

> > +	}
> > +
> > +	return false;
> > +}
> -- 
> pw-bot: cr