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

[Jakub Kicinski <kuba@kernel.org>]

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

> +	}
> +
> +	return false;
> +}
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